APA aipamena

(1970). The environment: A national mission. New York: Perennial Library Harper & Row.

Chicago Style aipamena

The Environment: A National Mission. New York: Perennial Library Harper & Row, 1970.

MLA aipamena

The Environment: A National Mission. New York: Perennial Library Harper & Row, 1970.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.