APA (7th ed.) Citation

Harl, K. W. (2005). Origins of great ancient civilizations. Teaching Co.

Chicago Style (17th ed.) Citation

Harl, Kenneth W. Origins of Great Ancient Civilizations. Chantilly, VA: Teaching Co, 2005.

MLA (9th ed.) Citation

Harl, Kenneth W. Origins of Great Ancient Civilizations. Teaching Co, 2005.