APA (7th ed.) Citation

Williams, R. L. (1964). Modern Europe, 1660-1945. St. Martin's Press.

Chicago Style (17th ed.) Citation

Williams, Roger Lawrence. Modern Europe, 1660-1945. New York: St. Martin's Press, 1964.

MLA (9th ed.) Citation

Williams, Roger Lawrence. Modern Europe, 1660-1945. St. Martin's Press, 1964.