APA (7th ed.) Citation

Hitchcock, L. C. (1973). Flora of the Pacific Northwest: An illustrated manual. University of Washington.

Chicago Style (17th ed.) Citation

Hitchcock, Leo C. Flora of the Pacific Northwest: An Illustrated Manual. Seatle: University of Washington, 1973.

MLA (9th ed.) Citation

Hitchcock, Leo C. Flora of the Pacific Northwest: An Illustrated Manual. University of Washington, 1973.