APA (7th ed.) Citation

Webster, H., & Wolf, J. B. (1947). History of civilization: Modern. Heath.

Chicago Style (17th ed.) Citation

Webster, Hutton, and John Baptist Wolf. History of Civilization: Modern. Boston: Heath, 1947.

MLA (9th ed.) Citation

Webster, Hutton, and John Baptist Wolf. History of Civilization: Modern. Heath, 1947.