APA Citation

Tyrrell, E. Q., & Tyrrell, R. A. (1985). Hummingbirds: Their life and behavior : a photographic study of the North American Species. New York: Crown.

Chicago Style Citation

Tyrrell, Esther Quesada, and Robert A. Tyrrell. Hummingbirds: Their Life and Behavior : A Photographic Study of the North American Species. New York: Crown, 1985.

MLA Citation

Tyrrell, Esther Quesada, and Robert A. Tyrrell. Hummingbirds: Their Life and Behavior : A Photographic Study of the North American Species. New York: Crown, 1985.

Warning: These citations may not always be 100% accurate.