References
Asp, Elissa. 2017. What is a system? What is a function? A study in contrasts and convergences. In The Routledge Handbook of Systemic Functional Linguistics, Tom Bartlett & Gerard O’Grady (eds), 27–41. London: Routledge.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Bickel, Balthasar & Nichols, Johanna. 2009. Case marking and alignment. In The Oxford Handbook of Case, Andrej L. Malchukov & Andrew Spencer (eds), 304–321. Oxford: OUP.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Blake, Barry J. 1977. Case Marking in Australian Languages. Canberra: Australian Institute of Aboriginal Studies.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Blake, Barry J. 1979. A Kalkatungu Grammar. Canberra: Pacific Linguistics.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Blake, Barry J. 1987a. Australian Aboriginal Grammar. Sydney: Croom Helm.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Blake, Barry J. 1987b. The grammatical development of Australian languages. Lingua 71: 179–210. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Blake, Barry J. 2001. Case. Cambridge: CUP. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Bowe, Heather & Morey, Stephen. 1999. The Yorta Yorta (Bangerang) Language of the Murray Goulburn: Including Yabula Yabula. Canberra: Pacific Linguistics.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Bowern, Claire L. 2004. Bardi Verb Morphology in Historical Perspective. PhD dissertation, Harvard University.
Bowern, Claire L. 2012. A Grammar of Bardi. Berlin: De Gruyter Mouton. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Breen, J. Gavan. 1990. Salvage Studies in Western Queensland Aboriginal Languages. Canberra: Pacific Linguistics.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Butt, Miriam. 2009. Modern approaches to case. An overview. In The Oxford Handbook of Case, Andrej L. Malchukov & Andrew Spencer (eds), 27–43. Oxford: OUP.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Comrie, Bernard. 1978. Ergativity. In Syntactic Typology. Studies in the Phenomenology of Language, Winfred P. Lehmann (ed.), 329–374. Austin TX: University of Texas Press.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Comrie, Bernard. 2013. Alignment of case marking of full noun phrases. In The World Atlas of Language Structures Online, Matthew S. Dryer & Martin Haspelmath (eds), Chapter 98. Munich: Max Planck Digital Library. <[URL]> (28 August 2022).
Croft, William. 2001. Radical Construction Grammar. Syntactic Theory in Typological Perspective. Oxford: OUP. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Davidse, Kristin. 1999. Categories of Experiential Grammar. Nottingham: University of Nottingham.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
DeLancey, Scott. 2006. The blue bird of ergativity. Ms. <[URL]> (28 August 2022).
Dixon, Robert M. W. 1972. The Dyirbal Language of North Queensland. Cambridge: CUP. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Dixon, Robert M. W. 1977. A Grammar of Yidiny. Cambridge: CUP. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Dixon, Robert M. W. 1979. Ergativity. Language 55: 59–138. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Dixon, Robert M. W. 1980. The Languages of Australia. Cambridge: CUP.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Dixon, Robert M. W. 1987. Studies in ergativity. Introduction. Lingua 71: 1–16. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Dixon, Robert M. W. 1994. Ergativity. Cambridge: CUP. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Dixon, Robert M. W. 2002. Australian Languages. Their Nature and Development. Cambridge: CUP. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Dryer, Matthew S. 1997. Are grammatical relations universal? In Essays on Language Function and Language Type: Dedicated to T. Givón, Joan Bybee, John Haiman & Sandra A. Thompson (eds), 115–143. Amsterdam: John Benjamins. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Fehn, Anne-Maria. 2014. A Grammar of Ts’ixa (Kalahari Khoe). PhD dissertation, University of Cologne.
Firth, John R. 1957. Papers in Linguistics 1934–1951. London: OUP.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Furby, E. S. & Furby, C. E. 1977. A Preliminary Analysis of Garawa Phrases and Clauses. Canberra: Pacific Linguistics.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Gaby, Alice. 2017. A Grammar of Kuuk Thaayorre. Berlin: De Gruyter Mouton.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Gildea, Spike & Queixalós, Francesc (eds). 2010. Ergativity in Amazonia [Typological Studies in Language 89]. Amsterdam: John Benjamins. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Goddard, Cliff. 1982. Case systems and case marking in Australian languages. A new interpretation. Australian Journal of Linguistics 2: 167–196. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Haas, William. 1957. Zero in linguistic description. In Studies in Linguistic Analysis. Special Volume of the Philological Society, 33–53. Oxford: Blackwell.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Hagman, Roy Stephen. 1973. Nama Hottentot Grammar. PhD dissertation, Columbia University.
Hercus, Luise A. 1982. The Bagandji Language. Canberra: Pacific Linguistics.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Hoddinott, William G. & Kofod, Frances. 1976. Ngangikurungur. In Grammatical Categories in Australian Languages, Robert M. W. Dixon (ed.), 691–698. Canberra: Australian Institute of Aboriginal Studies.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Hoddinott, William G. & Kofod, Frances. 1989. The Ngankikurungkurr Language (Daly River area, Northern Territory). Canberra: Pacific Linguistics.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Hosokawa, Komei. 1991. The Yawuru Language of West Kimberley. A Meaning-based Description. PhD dissertation, Australian National University.
Jones, Barbara. 2003. A Grammar of Wangkajunga. A Language of the Great Sandy Desert of North Western Australia. PhD dissertation, University of Sydney.
Kikusawa, Ritsuko. 2002. Proto Central Pacific Ergativity. Its Reconstruction and Development in the Fijian, Rotuman and Polynesian Languages. Canberra: Pacific Linguistics.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Kilian-Hatz, Christa. 2008. A Grammar of Modern Khwe (Central Khoisan). Köln: Rüdiger Köppe.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
König, Christa. 2008. Case in Africa. Oxford: OUP.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
McGregor, William B. 1990b. An impersonal construction in Gooniyandi, Western Australia. Word 41(2): 161–184. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
McGregor, William B. 1994. Warrwa. Munich: Lincom.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
McGregor, William B. 1997. Semiotic Grammar. Oxford: Clarendon Press.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
McGregor, William B. 1998. “Optional” ergative marking in Gooniyandi revisited. Implications to the theory of marking. Leuvense Bijdragen 87: 491–534.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
McGregor, William B. 2003. The nothing that is, the zero that isn’t. Studia Linguistica 57(2): 75–119. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
McGregor, William B. 2006a. Focal and optional ergative marking in Warrwa (Kimberley, Western Australia). Lingua 116(4): 393–423. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
McGregor, William B. 2006b. Symbolisation in linguistic cognition. In XXXII kieliti eteen päivät ta mpereella 19.–20.5.2005 Valikoima pidettyihin esitelmiin pohjautuvista artikkeleista, Anneli Pajunen & Hannu Tommola (eds), 47–76. Tampere: Tampere University Press.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
McGregor, William B. 2009. Typology of ergativity. Language and Linguistics Compass 3(1): 480–508. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
McGregor, William B. 2010. Optional ergative case marking systems in a typological-semiotic perspective. Lingua 120(7): 1610–1636. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
McGregor, William B. 2012a. The Nyulnyul Language of Dampier Land, Western Australia. Canberra: Pacific Linguistics.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
McGregor, William B. 2012b. Review of Spike Gildea & Francesc Queixalós (eds.), Ergativity in Amazonia [Typological Studies in Language 89]. Amsterdam: John Benjamins, 2010. pp. v + 319. Journal of Linguistics 48(1): 238–243.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
McGregor, William B. 2013. Optionality in grammar and language use. Linguistics 51(6): 1147–1204. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
McGregor, William B. 2017. Grammaticalization of ergative case marking. In The Oxford Handbook of Ergativity, Jessica Coon, Diane Massam & Lisa deMena Travis (eds), 447–464. Oxford: OUP.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
McGregor, William B. 2018. Emergence of optional accusative case marking in Khoe languages. In Diachrony of Differential Argument Marking, Ilja A. Seržant & Alena Witzlack-Makarevich (eds), 243–279. Berlin: Language Sciences Press.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
McGregor, William B. 2021. Neo-Firthian Approaches to Linguistic Typology. Sheffield: Equinox.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
McGregor, William B. 2022. Number in Gooniyandi. In Number in the World’s Languages. A Comparative Handbook, Paolo Acquaviva & Michael Daniel (eds), 427–456. Berlin: De Gruyter Mouton. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Merlan, Francesca. 1983. Ngalakan Grammar, Texts, and Vocabulary. Canberra: Pacific Linguistics.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Moravcsik, Edith A. 1978. On the distribution of ergative and accusative patterns. Lingua 45: 233–279. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Nordlinger, Rachel. 1998. A Grammar of Wambaya, Northern Territory (Australia). Canberra: Pacific Linguistics.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Palancar, Enrique L. 2009. Varieties of ergative. In The Oxford Handbook of Case, Andrej L. Malchukov & Andrew Spencer (eds), 562–571. Oxford: OUP.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Payne, John R. 1980. The decay of ergativity in Pamir languages. Lingua 51: 147–186. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Pensalfini, Robert. 2003. Jingulu Grammar. An Aboriginal Language of the Northern Territory. Canberra: Pacific Linguistics.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Reid, Nicholas J. 2011. Ngan’gityemerri. A Language of the Daly River Region, Northern Territory of Australia. Munich: Lincom.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Rumsey, Alan L. 2000. Bunuba. In The Handbook of Australian Languages, Vol. 5, Robert M. W. Dixon & Barry Blake (eds), 34–152. Melbourne: OUP Australia.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Schultze-Berndt, Eva. 2000. Simple and Complex Verbs in Jaminjung. As Study of Event Categorisation in an Australian Language. PhD dissertation, Catholic University of Nijmegen.
Sharp, Janet. 2004. Nyangumarta. A Language of the Pilbara Region of Western Australia. Canberra: Pacific Linguistics.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Silverstein, Michael. 1976. Hierarchy of features and ergativity. In Grammatical Categories in Australian Languages, Robert M. W. Dixon (ed), 112–171. Canberra: Australian Institute of Aboriginal Studies.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Stokes, Bronwyn. 1982. A Description of Nyigina. A Language of the West Kimberley, Western Australia. PhD dissertation, Australian National University.
Tsunoda, Tasaku. 1981a. The Djaru Language of Kimberley, Western Australia. Canberra: Pacific Linguistics.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Tsunoda, Tasaku. 1981b. Split case-marking patterns in verb-types and tense/aspect/mood. Linguistics 19: 389–438.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Tsunoda, Tasaku. 2011. A Grammar of Warrongo. Berlin: De Gruyter Mouton. ![DOI logo](https://benjamins.com/logos/doi-logo.svg)
![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Walsh, Michael. 1976. Ergative, locative and instrumental case inflections: Murinjpata. In Grammatical Categories in Australian Languages, Robert M. W. Dixon (ed.), 405–408. Canberra: Australian Institute of Aboriginal Studies.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Walsh, Michael. 2012. The Muɹinypata Language of North-west Australia. Munich: Lincom.![Google Scholar](https://benjamins.com/logos/google-scholar.svg)
Wilson, Stephen. 1997. Coverbs and Complex Predicates in Wagiman. BA (Hons.) thesis, University of Sydney.