Kriken, J. L., & Torrey, I. P. (1973). Developing urban design mechanisms. American Society of Planning Officials.
Lua i Stíl Chicago (17ú heag.)Kriken, John L., agus Irene Perlis Torrey. Developing Urban Design Mechanisms. Chicago: American Society of Planning Officials, 1973.
Lua MLA (9ú heag.)Kriken, John L., agus Irene Perlis Torrey. Developing Urban Design Mechanisms. American Society of Planning Officials, 1973.
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