Easley, G. (1992). Staying inside the lines: Urban growth boundaries. American Planning Association.
Chicago (17e ed.) BronvermeldingEasley, Gail. Staying Inside the Lines: Urban Growth Boundaries. Chicago, Ill: American Planning Association, 1992.
MLA (9e ed.) BronvermeldingEasley, Gail. Staying Inside the Lines: Urban Growth Boundaries. American Planning Association, 1992.
Let op: Deze citaties zijn niet altijd 100% accuraat.