Alcock, J. (2009). Animal behavior: An evolutionary approach (Ninth edition.). Sinauer Associates.
Cita Chicago (17th ed.)Alcock, John. Animal Behavior: An Evolutionary Approach. Ninth edition. Sunderland, Mass: Sinauer Associates, 2009.
Cita MLA (9th ed.)Alcock, John. Animal Behavior: An Evolutionary Approach. Ninth edition. Sinauer Associates, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.