Cita APA (7a ed.)

Hacker, A. (1961). Political theory: Philosophy, ideology, science. Macmillan.

Cita Chicago Style (17a ed.)

Hacker, Andrew. Political Theory: Philosophy, Ideology, Science. New York: Macmillan, 1961.

Cita MLA (9a ed.)

Hacker, Andrew. Political Theory: Philosophy, Ideology, Science. Macmillan, 1961.