APA引文

Azar, B. S. (2007). Understanding and using English grammar: Workbook. Tp. HCM: Trẻ.

Trích dẫn kiểu Chicago

Azar, Betty Schrampfer. Understanding and Using English Grammar: Workbook. Tp. HCM: Trẻ, 2007.

MLA引文

Azar, Betty Schrampfer. Understanding and Using English Grammar: Workbook. Tp. HCM: Trẻ, 2007.

警告：這些引文格式不一定是100％准確.