Cita APA (7a ed.)

Wiens, J. A. (1989). The ecology of bird communities. Cambridge University Press.

Cita Chicago Style (17a ed.)

Wiens, John A. The Ecology of Bird Communities. New York: Cambridge University Press, 1989.

Cita MLA (9a ed.)

Wiens, John A. The Ecology of Bird Communities. Cambridge University Press, 1989.