APA (7e ed.) Bronvermelding

Detwyler, T. R. (1971). Man's impact on environment. McGraw-Hill Book.

Chicago (17e ed.) Bronvermelding

Detwyler, Thomas R. Man's Impact on Environment. New York: McGraw-Hill Book, 1971.

MLA (9e ed.) Bronvermelding

Detwyler, Thomas R. Man's Impact on Environment. McGraw-Hill Book, 1971.