Cita APA

 Alock, J. (2009).  Animal bihavior: An evolutionary approach.  Sinauer Associates.

Chicago Style Citation

 Alock, John.  Animal Bihavior: An Evolutionary Approach.  Sinauer Associates, 2009.

Cita MLA

 Alock, John.  Animal Bihavior: An Evolutionary Approach.  Sinauer Associates, 2009.

Atenció: Aquestes cites poden no estar 100% correctes.