Cita APA (7a ed.)
Frey, H. Designing the City: Towards a More Sustainable Urban Form. E and FN Spon.
Cita estilo Chicago (17a ed.)
Frey, Hildebrand. Designing the City: Towards a More Sustainable Urban Form. Londres, Inglaterra: E and FN Spon.
Cita MLA (9a ed.)
Frey, Hildebrand. Designing the City: Towards a More Sustainable Urban Form. E and FN Spon.
Precaución: Estas citas no son 100% exactas.