Cita APA

Newton, I., Olsen, P., & Pyrzakowski, T. (1990). Birds of prey. New York: Facts on file.

Citación estilo Chicago

Newton, Ian, Penny Olsen, y Tony Pyrzakowski. Birds of Prey. New York: Facts on file, 1990.

Cita MLA

Newton, Ian, Penny Olsen, y Tony Pyrzakowski. Birds of Prey. New York: Facts on file, 1990.