Cita APA (7th ed.)
Macfadyen, A. (1957). Animal Ecology: Aims and methods. Pitman.
Cita Chicago (17th ed.)
Macfadyen, Amyan. Animal Ecology: Aims and Methods. London: Pitman, 1957.
Cita MLA (9th ed.)
Macfadyen, Amyan. Animal Ecology: Aims and Methods. Pitman, 1957.
Atenció: Aquestes cites poden no estar 100% correctes.