APA (7th ed.) Citation

Clements, F. E., & Shelford, V. E. (1939). Bio-ecology. J. Wiley & sons, inc., Chapman & Hall, limited.

Chicago Style (17th ed.) Citation

Clements, Frederic E., and Victor E. Shelford. Bio-ecology. New York : London: J. Wiley & sons, inc., Chapman & Hall, limited, 1939.

MLA (9th ed.) Citation

Clements, Frederic E., and Victor E. Shelford. Bio-ecology. J. Wiley & sons, inc., Chapman & Hall, limited, 1939.