APA ציטוט

Gould, S. J. (1977). Ever since Darwin. New York: Penguin Books.

Trích dẫn kiểu Chicago

Gould, Stephen Jay. Ever Since Darwin. New York: Penguin Books, 1977.

ציטוט MLA

Gould, Stephen Jay. Ever Since Darwin. New York: Penguin Books, 1977.