Ahmadjian, V., Blum, O. B., Brodo, I. M., O. L., G., & Hale, M. E. (1973). The Lichens. New York: Academic Press.
Chicago Style CitationAhmadjian, Vernon, O. B. Blum, Irwin M. Brodo, Gilbert O. L., and Mason E. Hale. The Lichens. New York: Academic Press, 1973.
MLA CitationAhmadjian, Vernon, et al. The Lichens. New York: Academic Press, 1973.
Warning: These citations may not always be 100% accurate.