APA (7e ed.) Bronvermelding

Wagner, R. H. (1978). Man and the environment. (3rd ed.). W W Norton.

Chicago (17e ed.) Bronvermelding

Wagner, Richard H. Man and the Environment. 3rd ed. New York: W W Norton, 1978.

MLA (9e ed.) Bronvermelding

Wagner, Richard H. Man and the Environment. 3rd ed. W W Norton, 1978.