Bhatt, Rhakesh M.2008. “Indian English: Syntax”. In Rajend Mesthrie, ed. Varieties of English, 4: Africa, South and Southeast Asia. Berlin: Mouton de Gruyter, 624–635.
Haugen, Einar. 1966. “Dialect, Language, Nation”. American Anthropologist 681: 922–935.
Kachru, Braj B.1994. “English in South Asia”. In Robert W. Burchfield, ed. The Cambridge History of the English Language, Vol. 5: English in Britain and Overseas, Origins and Developments. Cambridge: Cambridge University Press, 497–553.
Matras, Yaron. 2009. Language Contact. Cambridge: Cambridge University Press.
Mesthrie, Rajend. 1992. English in Language Shift. The History, Structure and Sociolinguistics of South African Indian English. Cambridge: Cambridge University Press.
Mesthrie, Rajend. 2008. “Synopsis: Morphological and Syntactic Variation in Africa and South and Southeast Asia”. In Rajend Mesthrie, ed. Varieties of English, 4: Africa, South and Southeast Asia. Berlin: Mouton de Gruyter, 624–635.
Moag, Rodney F., and Robert Poletto. 1991. “Discourse Level Evidence for South Asia as a Linguistic Area”. Language Sciences 131: 229–254.