APA (7th ed.) Citation

HEATER, D. (1971). Political ideas in the modern World. George G. Harrap.

Chicago Style (17th ed.) Citation

HEATER, D.B. Political Ideas in the Modern World. London: George G. Harrap, 1971.

MLA (9th ed.) Citation

HEATER, D.B. Political Ideas in the Modern World. George G. Harrap, 1971.