APA (7th ed.) Citation

Smith, R. L. a. (1974). Ecology and field Biology. New York, New York, United States Harper and Row.

Chicago Style (17th ed.) Citation

Smith, Robert Leo autor/a. Ecology and Field Biology. New York, New York, United States Harper and Row, 1974.

MLA (8th ed.) Citation

Smith, Robert Leo autor/a. Ecology and Field Biology. New York, New York, United States Harper and Row, 1974.

IICA/CATIE Citation

Smith, R. L. a. 1974. Ecology and field Biology. New York, New York, United States Harper and Row.