APA (7th ed.) Citation

Blanchard, B. D. (1941). The white-crowned sparrows (Zonotrichia leucophrys) of the Pacific seaboard: Environment and annual cycle. University of California press.

Chicago Style (17th ed.) Citation

Blanchard, Barbara Dewing. The White-crowned Sparrows (Zonotrichia Leucophrys) of the Pacific Seaboard: Environment and Annual Cycle. Berkeley: University of California press, 1941.

MLA (9th ed.) Citation

Blanchard, Barbara Dewing. The White-crowned Sparrows (Zonotrichia Leucophrys) of the Pacific Seaboard: Environment and Annual Cycle. University of California press, 1941.