APA Style

Dennen, J, V, D., Falger, V. (1990). Sociobiology and conflict : evolutionary perspectives on competition, cooperation, violence and warfare (1). London: Chapman and Hall.

MLA Style

Dennen, J., Van, Der., Falger, V.. "Sociobiology and conflict : evolutionary perspectives on competition, cooperation, violence and warfare". 1 London: Chapman and Hall, 1990. Text.