Cordey-Hayes, M. (1970). Towards operational urban development models. Butterworths.
Citazione stile Chigago Style (17a edizione)Cordey-Hayes, Martyn. Towards Operational Urban Development Models. Lond.: Butterworths, 1970.
Citatione MLA (8a ed.)Cordey-Hayes, Martyn. Towards Operational Urban Development Models. Butterworths, 1970.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.