Dyfyniad APA

Michels , R. (1966). Political parties: A social-ogical study of the oligarchic al tendencies of modern democracy. Free Press.

Dyfyniad Arddull Chicago

Michels , Robert. Political Parties: A Social-ogical Study of the Oligarchic Al Tendencies of Modern Democracy. New York: Free Press, 1966.

Dyfyniad MLA

Michels , Robert. Political Parties: A Social-ogical Study of the Oligarchic Al Tendencies of Modern Democracy. Free Press, 1966.

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