Cita APA (7a ed.)
Hewes, G. W. (1973). The origin of man. Burgess.
Cita Chicago Style (17a ed.)
Hewes, Gordon Winant. The Origin of Man. Minneapolis, Minnesota: Burgess, 1973.
Cita MLA (9a ed.)
Hewes, Gordon Winant. The Origin of Man. Burgess, 1973.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.