APA (7th ed.) Citation

Howard, G. E. (1950). Lichens of the State of Washington. Univ. of Washington Press.

Chicago Style (17th ed.) Citation

Howard, Grace E. Lichens of the State of Washington. Seattle: Univ. of Washington Press, 1950.

MLA (9th ed.) Citation

Howard, Grace E. Lichens of the State of Washington. Univ. of Washington Press, 1950.

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