APA Citation

Johnsgard, P. A. (1988). North American Owls: Biology and natural history. Washington, D. C.: Smithsonian Institution.

Chicago Style Citation

Johnsgard, Paul A. North American Owls: Biology and Natural History. Washington, D. C.: Smithsonian Institution, 1988.

MLA Citation

Johnsgard, Paul A. North American Owls: Biology and Natural History. Washington, D. C.: Smithsonian Institution, 1988.

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