APA (7th ed.) Citation

Platt, N., & Drummond, M. J. (1967). Our world through the ages (3. ed.). Prentice Hall.

Chicago Style (17th ed.) Citation

Platt, Nathaniel, and Muriel Jean Drummond. Our World Through the Ages. 3. ed. New York: Prentice Hall, 1967.

MLA (9th ed.) Citation

Platt, Nathaniel, and Muriel Jean Drummond. Our World Through the Ages. 3. ed. Prentice Hall, 1967.