APA (7th ed.) Citation

Littlefield, C. D. (1990). Birds of Malheur National Wildlife Refuge, Oregon. Oregon State University Press.

Chicago Style (17th ed.) Citation

Littlefield, Carroll D. Birds of Malheur National Wildlife Refuge, Oregon. Corvallis, Or.: Oregon State University Press, 1990.

MLA (9th ed.) Citation

Littlefield, Carroll D. Birds of Malheur National Wildlife Refuge, Oregon. Oregon State University Press, 1990.