APA

Tullar R. M., . (1977). The human species: its nature, evolution, and ecology. New York: McGraw-Hill.

Chicago

Tullar Richard M, . 1977. The human species: its nature, evolution, and ecology. New York: McGraw-Hill.

Harvard

Tullar R. M., . (1977). The human species: its nature, evolution, and ecology. New York: McGraw-Hill.

MLA

Tullar Richard M, . The human species: its nature, evolution, and ecology. New York: McGraw-Hill. 1977.