APA引文

Floyd C Watkins. (1989). Practical English handbook. Boston, Massachusetts: Houghton Mifflin.

Trích dẫn kiểu Chicago

Floyd C Watkins. Practical English Handbook. Boston, Massachusetts: Houghton Mifflin, 1989.

MLA引文

Floyd C Watkins. Practical English Handbook. Boston, Massachusetts: Houghton Mifflin, 1989.

警告：这些引文格式不一定是100％准确.