APA (7e ed.) Bronvermelding
Simonds, J. O. (1994). Garden Cities 21: Creating a Livable Urban Environment. McGraw-Hill.
Chicago (17e ed.) Bronvermelding
Simonds, John Ormsbee. Garden Cities 21: Creating a Livable Urban Environment. New York: McGraw-Hill, 1994.
MLA (9e ed.) Bronvermelding
Simonds, John Ormsbee. Garden Cities 21: Creating a Livable Urban Environment. McGraw-Hill, 1994.
Let op: Deze citaties zijn niet altijd 100% accuraat.