Poplack, S., & Tagliamonte, S. (1988). There's No Tense Like the Present: Verbal -s Inflection in Early Black English.
Chicago Style (17th ed.) CitationPoplack, Shana, and Sali Tagliamonte. There's No Tense Like the Present: Verbal -s Inflection in Early Black English. 1988.
MLA (9th ed.) CitationPoplack, Shana, and Sali Tagliamonte. There's No Tense Like the Present: Verbal -s Inflection in Early Black English. 1988.
Warning: These citations may not always be 100% accurate.