John Russell Rickford

Rickford, John R.; Ball, Arnetha; Blake, Renee; Jackson, Raina; Martin, Nomi; . 1991. Rappin on the copula coffin: Theoretical and methodological issues in the analysis of copula variation in african-american vernacular english. 3(1): 103-132. https://www.cambridge.org/core/article/rappin-on-the-copula-coffin-theoretical-and-methodological-issues-in-the-analysis-of-copula-variation-in-africanamerican-vernacular-english/6C25073E7DAFDFAB8490572E4E43B2A6