APA ציטוט

Barnett, A. (1961). The Human Species: A biology of man. Harmondsworth, Middlesex: Penguin Books.

Trích dẫn kiểu Chicago

Barnett, Anthony. The Human Species: A Biology of Man. Harmondsworth, Middlesex: Penguin Books, 1961.

ציטוט MLA

Barnett, Anthony. The Human Species: A Biology of Man. Harmondsworth, Middlesex: Penguin Books, 1961.