APA (7th ed.) Citation

Hoffmann, R. (1955). Birds of the pacific states (1955). Houghton Mifflin.

Chicago Style (17th ed.) Citation

Hoffmann, Ralph. Birds of the Pacific States (1955). Boston: Houghton Mifflin, 1955.

MLA (9th ed.) Citation

Hoffmann, Ralph. Birds of the Pacific States (1955). Houghton Mifflin, 1955.

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