APA ציטוט

Betty Schrampfer Azar. (2000). Understanding and using English grammar; Workbook. New York: Longman.

Trích dẫn kiểu Chicago

Betty Schrampfer Azar. Understanding and Using English Grammar; Workbook. New York: Longman, 2000.

ציטוט MLA

Betty Schrampfer Azar. Understanding and Using English Grammar; Workbook. New York: Longman, 2000.