Παραπομπή APA

Frey, H. (1999). Designing the city: Towards a more sustainable urban form. London: E & FN Spon.

Παραπομπή Chicago Style

Frey, Hidebrand. Designing the City: Towards a More Sustainable Urban Form. London: E & FN Spon, 1999.

Παραπομπή MLA

Frey, Hidebrand. Designing the City: Towards a More Sustainable Urban Form. London: E & FN Spon, 1999.

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