Cordey-Hayes, M. (1970). Towards operational urban development models. Butterworths.
Cita Chicago (17th ed.)Cordey-Hayes, Martyn. Towards Operational Urban Development Models. Lond.: Butterworths, 1970.
Cita MLA (8th ed.)Cordey-Hayes, Martyn. Towards Operational Urban Development Models. Butterworths, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.