APA (7th ed.) Citation

Portmann, A. (1963). Animals as social beings. Readers Union/Hutchinson.

Chicago Style (17th ed.) Citation

Portmann, Adolf. Animals as Social Beings. London: Readers Union/Hutchinson, 1963.

MLA (8th ed.) Citation

Portmann, Adolf. Animals as Social Beings. Readers Union/Hutchinson, 1963.

Warning: These citations may not always be 100% accurate.