APA Citation

(1971). Evolution by natural selection. New York: Johnson Reprint Corporation.

Trích dẫn kiểu Chicago

Evolution By Natural Selection. New York: Johnson Reprint Corporation, 1971.

MLA Citation

Evolution By Natural Selection. New York: Johnson Reprint Corporation, 1971.

Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.