APA-referens (7:e uppl.)

Hollister, C. W., & Rogers, G. M. (2005). Roots of the western tradition: A short history of the ancient world (7th ed.). McGraw-Hill.

Chicago-referens (17:e uppl.)

Hollister, C. Warren, och Guy MacLean Rogers. Roots of the Western Tradition: A Short History of the Ancient World. 7th ed. Boston: McGraw-Hill, 2005.

MLA-referens (9:e uppl.)

Hollister, C. Warren, och Guy MacLean Rogers. Roots of the Western Tradition: A Short History of the Ancient World. 7th ed. McGraw-Hill, 2005.