Kaplan, H. (1967). Urban political systems: A functional analysis of Metro Toronto. Columbia University Press.
Lua i Stíl Chicago (17ú heag.)Kaplan, Harold. Urban Political Systems: A Functional Analysis of Metro Toronto. New York: Columbia University Press, 1967.
Lua MLA (9ú heag.)Kaplan, Harold. Urban Political Systems: A Functional Analysis of Metro Toronto. Columbia University Press, 1967.
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