APA

Benton A. H., Werner W. E., . (1966). Field biology and ecology. New York: McGraw-Hill.

Chicago

Benton Allen H, Werner William E, . 1966. Field biology and ecology. New York: McGraw-Hill.

Harvard

Benton A. H., Werner W. E., . (1966). Field biology and ecology. New York: McGraw-Hill.

MLA

Benton Allen H, Werner William E, . Field biology and ecology. New York: McGraw-Hill. 1966.