Lua APA (7ú heag.)

Hacker, A. (1961). POLITICAL THEORY: Philosophy, Ideology, Science. The Macmillan Company.

Lua i Stíl Chicago (17ú heag.)

Hacker, Andrew. POLITICAL THEORY: Philosophy, Ideology, Science. New York: The Macmillan Company, 1961.

Lua MLA (9ú heag.)

Hacker, Andrew. POLITICAL THEORY: Philosophy, Ideology, Science. The Macmillan Company, 1961.

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