APA (7th ed.) Citation

Corbridge, J. N., & Weber, W. A. (1998). A Rocky Mountain lichen primer. University Press of Colorado.

Chicago Style (17th ed.) Citation

Corbridge, James N., and William A. Weber. A Rocky Mountain Lichen Primer. Niwot, Colo.: University Press of Colorado, 1998.

MLA (9th ed.) Citation

Corbridge, James N., and William A. Weber. A Rocky Mountain Lichen Primer. University Press of Colorado, 1998.