APA (7th ed.) Citation

Kohn, C. F., & Drummond, D. W. (1971). The world today: Its patterns and cultures (3rd ed.). Webster Division, McGraw-Hill.

Chicago Style (17th ed.) Citation

Kohn, Clyde Frederick, and Dorothy Weitz Drummond. The World Today: Its Patterns and Cultures. 3rd ed. New York: Webster Division, McGraw-Hill, 1971.

MLA (9th ed.) Citation

Kohn, Clyde Frederick, and Dorothy Weitz Drummond. The World Today: Its Patterns and Cultures. 3rd ed. Webster Division, McGraw-Hill, 1971.