APA (7e ed.) Bronvermelding
Cullingworth, B., & Caves, R. W. (2014). Planning in the USA: Policies, issues, and processes (4th ed.). Routledge.
Chicago (17e ed.) Bronvermelding
Cullingworth, Barry, en Roger W. Caves. Planning in the USA: Policies, Issues, and Processes. 4th ed. New York: Routledge, 2014.
MLA (9e ed.) Bronvermelding
Cullingworth, Barry, en Roger W. Caves. Planning in the USA: Policies, Issues, and Processes. 4th ed. Routledge, 2014.
Let op: Deze citaties zijn niet altijd 100% accuraat.