Cita APA

Stephens, D. W. 1., & Krebs, J. R. (1986). Foraging theory. Princeton, New Jersey: Princeton University Press.

Citación estilo Chicago

Stephens, David W. 1955-, y John R. Krebs. Foraging Theory. Princeton, New Jersey: Princeton University Press, 1986.

Cita MLA

Stephens, David W. 1955-, y John R. Krebs. Foraging Theory. Princeton, New Jersey: Princeton University Press, 1986.