APA

Commoner B., . (1971). The closing circle: nature, man, and technology. New York: Knopf.

Chicago

Commoner Barry, . 1971. The closing circle: nature, man, and technology. New York: Knopf.

Harvard

Commoner B., . (1971). The closing circle: nature, man, and technology. New York: Knopf.

MLA

Commoner Barry, . The closing circle: nature, man, and technology. New York: Knopf. 1971.