APA (7th ed.) Citation

Thomson, J. W., & Brehmer, B. (1984). American arctic lichens. Columbia University Press.

Chicago Style (17th ed.) Citation

Thomson, John Walter, and Bethia Brehmer. American Arctic Lichens. New York: Columbia University Press, 1984.

MLA (9th ed.) Citation

Thomson, John Walter, and Bethia Brehmer. American Arctic Lichens. Columbia University Press, 1984.