Rickford, John R. 1998. The creole origins of African-American Vernacular English: Evidence from copula absence. In Mufwene, Salikoko S. and Rickford, John R. and Bailey, Guy and Baugh, John (eds.), African-American English: Structure, history, use. London: Routledge.
@incollection{rickford1998,
address = {London},
author = {Rickford, John R.},
booktitle = {African-American English: Structure, history, use},
editor = {Mufwene, Salikoko S. and Rickford, John R. and Bailey, Guy and Baugh, John},
key = {Rickford 1998},
publisher = {Routledge},
title = {The creole origins of African-American Vernacular English: Evidence from copula absence},
year = {1998}
}