Dyfyniad APA

Alcock, J. (2009). Animal behavior: An evolutionary approach (9th ed.). Sinauer Associates.

Dyfyniad Arddull Chicago

Alcock, John. Animal Behavior: An Evolutionary Approach. 9th ed. Sunderland, Mass.: Sinauer Associates, 2009.

Dyfyniad MLA

Alcock, John. Animal Behavior: An Evolutionary Approach. 9th ed. Sinauer Associates, 2009.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.