Cita APA (7a ed.)

Groebel, J. (1989). Aggression and war: Their biological and social bases (1. publ.). Cambridge Univ. Press.

Cita Chicago Style (17a ed.)

Groebel, Jo. Aggression and War: Their Biological and Social Bases. 1. publ. Cambridge [u.a.]: Cambridge Univ. Press, 1989.

Cita MLA (8a ed.)

Groebel, Jo. Aggression and War: Their Biological and Social Bases. 1. publ. Cambridge Univ. Press, 1989.