Cita APA (7th ed.)

Nimmo, D. D., & Ungs, T. D. (1967). American political patterns: Conflict and consensus. Little, Brown.

Cita Chicago (17th ed.)

Nimmo, Dan D., i Thomas Dale Ungs. American Political Patterns: Conflict and Consensus. Boston: Little, Brown, 1967.

Cita MLA (9th ed.)

Nimmo, Dan D., i Thomas Dale Ungs. American Political Patterns: Conflict and Consensus. Little, Brown, 1967.