APA (7e ed.) Bronvermelding

John Muir Institute for Environmental Studies and University of New Mexico. (1979). Environmental Ethics. Environmental Philosophy.

Chicago (17e ed.) Bronvermelding

John Muir Institute for Environmental Studies and University of New Mexico. Environmental Ethics. Denton, Tex: Environmental Philosophy, 1979.

MLA (8e ed.) Bronvermelding

John Muir Institute for Environmental Studies and University of New Mexico. Environmental Ethics. Environmental Philosophy, 1979.

Let op: Deze citaties zijn niet altijd 100% accuraat.