APA (7th ed.) Citation

Pearse, A. S. (1939). Animal ecology (2d ed.). McGraw-Hill book company, inc.

Chicago Style (17th ed.) Citation

Pearse, A. S. Animal Ecology. 2d ed. New York: McGraw-Hill book company, inc, 1939.

MLA (9th ed.) Citation

Pearse, A. S. Animal Ecology. 2d ed. McGraw-Hill book company, inc, 1939.