APA引文

(1993). Focus of medical English. SIG.: Mcgraw-hill.

Trích dẫn kiểu Chicago

Focus of Medical English. SIG.: Mcgraw-hill, 1993.

MLA引文

Focus of Medical English. SIG.: Mcgraw-hill, 1993.

警告：这些引文格式不一定是100％准确.