APA-referens (7:e uppl.)

Chadwick, G. F. (1987). Models of urban and regional systems in developing countries: Some theories and their application in physical planning. Pergamon Press.

Chicago-referens (17:e uppl.)

Chadwick, George F. Models of Urban and Regional Systems in Developing Countries: Some Theories and Their Application in Physical Planning. Oxford, New York: Pergamon Press, 1987.

MLA-referens (9:e uppl.)

Chadwick, George F. Models of Urban and Regional Systems in Developing Countries: Some Theories and Their Application in Physical Planning. Pergamon Press, 1987.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.