APA (7e ed.) Bronvermelding

Wright Richard T. (2011). Environmental science: Toward a sustainable future. PHI Learning.

Chicago (17e ed.) Bronvermelding

Wright Richard T. Environmental Science: Toward a Sustainable Future. New Delhi: PHI Learning, 2011.

MLA (9e ed.) Bronvermelding

Wright Richard T. Environmental Science: Toward a Sustainable Future. PHI Learning, 2011.

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