Cita APA (7a ed.)
Barnett, S. Instint and Intelligence: Behavior of Animals and Man.
Cita estilo Chicago (17a ed.)
Barnett, S.A. Instint and Intelligence: Behavior of Animals and Man.
Cita MLA (9a ed.)
Barnett, S.A. Instint and Intelligence: Behavior of Animals and Man.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.