APA (7e ed.) Bronvermelding

Não informado. (2000). Environment and development. American Planning Association.

Chicago (17e ed.) Bronvermelding

Não informado. Environment and Development. Chicago, Ill: American Planning Association, 2000.

MLA (8e ed.) Bronvermelding

Não informado. Environment and Development. American Planning Association, 2000.

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