APA (7th ed.) Citation

Hoffman, R. (1927). Birds of the pacific states. Houghton Mifflin.

Chicago Style (17th ed.) Citation

Hoffman, Ralph. Birds of the Pacific States. Boston: Houghton Mifflin, 1927.

MLA (9th ed.) Citation

Hoffman, Ralph. Birds of the Pacific States. Houghton Mifflin, 1927.

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