CADWALLADER, M. (1996). Urban geography: An analytical approach. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)CADWALLADER, Martin. Urban Geography: An Analytical Approach. New Jersey: Prentice Hall, 1996.
Lua MLA (9ú heag.)CADWALLADER, Martin. Urban Geography: An Analytical Approach. Prentice Hall, 1996.
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