APA (7th ed.) Citation

Hudson, G. F. (1971). Fifty years of Communism: Theory and practice, 1917-1967. Penguin.

Chicago Style (17th ed.) Citation

Hudson, Geoffrey Francis. Fifty Years of Communism: Theory and Practice, 1917-1967. Harmondsworth: Penguin, 1971.

MLA (8th ed.) Citation

Hudson, Geoffrey Francis. Fifty Years of Communism: Theory and Practice, 1917-1967. Penguin, 1971.

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