APA Citation
DeFilippo, J., & Mackey, D. (1994). Grammar plus: A basic skills course for English language learners (2nd ed.). Reading, Mass.: Addison-Wesley.
Chicago Style CitationDeFilippo, Judy, and Daphne Mackey. Grammar Plus: A Basic Skills Course for English Language Learners. 2nd ed. Reading, Mass.: Addison-Wesley, 1994.
MLA CitationDeFilippo, Judy, and Daphne Mackey. Grammar Plus: A Basic Skills Course for English Language Learners. 2nd ed. Reading, Mass.: Addison-Wesley, 1994.
Warning: These citations may not always be 100% accurate.