APA (7th ed.) Citation

Pollard, A. F. (1960). Factors in modern history. Beacon Press.

Chicago Style (17th ed.) Citation

Pollard, A. F. Factors in Modern History. Boston: Beacon Press, 1960.

MLA (9th ed.) Citation

Pollard, A. F. Factors in Modern History. Beacon Press, 1960.

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