The Behavioural Biology of Aggression Cambridge Studies in Behavioural Biology, nr. 1 Autor John Archer 28 apr 1988 Paperback Preț: 317.11 lei 6-8 săpt.
Intraspecific Variation in the Social Systems of Wild Vertebrates Cambridge Studies in Behavioural Biology, nr. 2 Autor Dale F. Lott iul 2009 Paperback Preț: 316.14 lei 6-8 săpt.