APA (7th ed.) Citation

J. Paul Getty Museum & Harrison, T. (2009). The Great empires of the ancient world. J. Paul Getty Museum.

Chicago Style (17th ed.) Citation

J. Paul Getty Museum and Thomas Harrison. The Great Empires of the Ancient World. Los Angeles, Calif: J. Paul Getty Museum, 2009.

MLA (9th ed.) Citation

J. Paul Getty Museum and Thomas Harrison. The Great Empires of the Ancient World. J. Paul Getty Museum, 2009.