APA (7th ed.) Citation

Smith, G. H., & Clawson, M. (1965). Conservation of natural resources (3d ed.). J. Wiley.

Chicago Style (17th ed.) Citation

Smith, Guy Harold, and Marion Clawson. Conservation of Natural Resources. 3d ed. New York, Sydney: J. Wiley, 1965.

MLA (8th ed.) Citation

Smith, Guy Harold, and Marion Clawson. Conservation of Natural Resources. 3d ed. J. Wiley, 1965.