Chadwick, G. A. (1987). Models of urban and regional systems in developing countries. Pergamon Press.
Chicago-referens (17:e uppl.)Chadwick, G. A. Models of Urban and Regional Systems in Developing Countries. Oxford: Pergamon Press, 1987.
MLA-referens (9:e uppl.)Chadwick, G. A. Models of Urban and Regional Systems in Developing Countries. Pergamon Press, 1987.
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