APA (7th ed.) Citation

Van Royen, W. (1952). Atlas of the world's resources. Prentice-Hall for the University of Maryland.

Chicago Style (17th ed.) Citation

Van Royen, William. Atlas of the World's Resources. New York: Prentice-Hall for the University of Maryland, 1952.

MLA (9th ed.) Citation

Van Royen, William. Atlas of the World's Resources. Prentice-Hall for the University of Maryland, 1952.