APA aipamena

Heater, D. B. (1967). Political ideas in the modern world (3d ed. rev.). Harrap.

Chicago Style aipamena

Heater, Derek Benjamin. Political Ideas in the Modern World. 3d ed. rev. London: Harrap, 1967.

MLA aipamena

Heater, Derek Benjamin. Political Ideas in the Modern World. 3d ed. rev. Harrap, 1967.