APA (7th ed.) Citation

Caldwell, W. E., & Gyles, M. F. (1949). The ancient world (3d ed.). Holt, Rinehart and Winston.

Chicago Style (17th ed.) Citation

Caldwell, Wallace Everett, and Mary Francis Gyles. The Ancient World. 3d ed. New York: Holt, Rinehart and Winston, 1949.

MLA (9th ed.) Citation

Caldwell, Wallace Everett, and Mary Francis Gyles. The Ancient World. 3d ed. Holt, Rinehart and Winston, 1949.