APA (7th ed.) Citation

Werthman, M. S. (1972). Ancient civilization: 4000 B.C. - 400 A.D. Thomas Y. Crowell.

Chicago Style (17th ed.) Citation

Werthman, Michael S. Ancient Civilization: 4000 B.C. - 400 A.D. New York: Thomas Y. Crowell, 1972.

MLA (9th ed.) Citation

Werthman, Michael S. Ancient Civilization: 4000 B.C. - 400 A.D. Thomas Y. Crowell, 1972.