Cohen, R., & Middleton, J. (1967). Comparative political systems: Studies in the politics of pre-industrial societies (1a. ed.). The Natural History Press.
Citace podle Chicago (17th ed.)Cohen, Ronald, a John Middleton. Comparative Political Systems: Studies in the Politics of Pre-industrial Societies. 1a. ed. Nueva York: The Natural History Press, 1967.
Citace podle MLA (9th ed.)Cohen, Ronald, a John Middleton. Comparative Political Systems: Studies in the Politics of Pre-industrial Societies. 1a. ed. The Natural History Press, 1967.
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