APA (7e ed.) Bronvermelding

Townsend, C. R. (2008). Ecological application: Toward a sustainable world. Balckwell Pub.

Chicago (17e ed.) Bronvermelding

Townsend, Colin R. Ecological Application: Toward a Sustainable World. Malden, MA: Balckwell Pub, 2008.

MLA (9e ed.) Bronvermelding

Townsend, Colin R. Ecological Application: Toward a Sustainable World. Balckwell Pub, 2008.

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