Riddell, R. (2004). Sustainable urban planning: Tipping the balance. Blackwell.
Cita Chicago Style (17a ed.)Riddell, Robert. Sustainable Urban Planning: Tipping the Balance. Oxford: Blackwell, 2004.
Cita MLA (9a ed.)Riddell, Robert. Sustainable Urban Planning: Tipping the Balance. Blackwell, 2004.
Precaución: Estas citas no son 100% exactas.