Nimmo, D., & Ungs, T. D. (1967). American political patterns: Conflict and consensus. Little Brown.
Παραπομπή Chicago StyleNimmo, Dan, και Thomas D. Ungs. American Political Patterns: Conflict and Consensus. Boston: Little Brown, 1967.
Παραπομπή MLANimmo, Dan, και Thomas D. Ungs. American Political Patterns: Conflict and Consensus. Little Brown, 1967.
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