Παραπομπή σε μορφή APA (7η εκδ.)

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

Παραπομπή σε μορφή Chicago (17η εκδ.)

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

Παραπομπή σε μορφή MLA (9th εκδ.)

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