Sharma, Devyani and Rickford, John R. 2009. AAVE/Creole copula absence: A critique of the imperfect learning hypothesis. Journal of Pidgin and Creole Languages 24. 53-90.
@article{sharmarickford2009, author = {Sharma, Devyani and Rickford, John R}, journal = {Journal of Pidgin and Creole Languages}, key = {Sharma & Rickford 2009}, number = {1}, pages = {53-90}, title = {AAVE/Creole copula absence: A critique of the imperfect learning hypothesis}, volume = {24}, year = {2009} }