APA引文

Eric R Pianka. (1994). Evolutionary ecology. New York: Harper Collins.

Trích dẫn kiểu Chicago

Eric R Pianka. Evolutionary Ecology. New York: Harper Collins, 1994.

MLA引文

Eric R Pianka. Evolutionary Ecology. New York: Harper Collins, 1994.

警告：這些引文格式不一定是100％准確.