APA引文

Hardin, G. (1968). 39 Steps to Biology. San Francisco: W. H. Freeman.

Trích dẫn kiểu Chicago

Hardin, Garrett. 39 Steps to Biology. San Francisco: W. H. Freeman, 1968.

MLA引文

Hardin, Garrett. 39 Steps to Biology. San Francisco: W. H. Freeman, 1968.

警告：这些引文格式不一定是100％准确.