APA (7th ed.) Citation

Somervill, B. A. (2009). Empire of the Incas (Rev. ed.). Chelsea House.

Chicago Style (17th ed.) Citation

Somervill, Barbara A. Empire of the Incas. Rev. ed. New York, N.Y: Chelsea House, 2009.

MLA (9th ed.) Citation

Somervill, Barbara A. Empire of the Incas. Rev. ed. Chelsea House, 2009.