APA (7th ed.) Citation

Weaver, J. E., & Clements, F. E. (1938). Plant ecology (2. edition.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Weaver, John E., and Frederic E. Clements. Plant Ecology. 2. edition. New York ; London: McGraw-Hill, 1938.

MLA (9th ed.) Citation

Weaver, John E., and Frederic E. Clements. Plant Ecology. 2. edition. McGraw-Hill, 1938.