APA引文

Boyd, W. C., & Asimov, I. (1955). Races and People. New York: Abelard-Schuman.

Trích dẫn kiểu Chicago

Boyd, William C., và Isaac Asimov. Races and People. New York: Abelard-Schuman, 1955.

MLA引文

Boyd, William C., và Isaac Asimov. Races and People. New York: Abelard-Schuman, 1955.

警告：这些引文格式不一定是100％准确.