APA (7th ed.) Citation

Van Valkenburg, S., & Held, C. C. (1952). Europe (2d ed.). Wiley.

Chicago Style (17th ed.) Citation

Van Valkenburg, Samuel, and Colbert C. Held. Europe. 2d ed. New York: Wiley, 1952.

MLA (9th ed.) Citation

Van Valkenburg, Samuel, and Colbert C. Held. Europe. 2d ed. Wiley, 1952.