APA (7th ed.) Citation

Weaver, J. E., & Clements, F. E. (1938). Plant ecology (2d ed.). McGraw-Hill book company, inc..

Chicago Style (17th ed.) Citation

Weaver, John E., and Frederic E. Clements. Plant Ecology. 2d ed. New York, London: McGraw-Hill book company, inc., 1938.

MLA (9th ed.) Citation

Weaver, John E., and Frederic E. Clements. Plant Ecology. 2d ed. McGraw-Hill book company, inc., 1938.