APA (7th ed.) Citation

Lichtheim, G. (1977). Imperialism. Harmondsworth: Penguin Books.

Chicago Style (17th ed.) Citation

Lichtheim, George. Imperialism. Harmondsworth: Penguin Books, 1977.

MLA (8th ed.) Citation

Lichtheim, George. Imperialism. Harmondsworth: Penguin Books, 1977.

Warning: These citations may not always be 100% accurate.