APA (7th ed.) Citation

Covey, R. A. (2006). How the Incas built their heartland: State formation and the innovation of imperial strategies in the Sacred Valley, Peru. University of Michigan Press.

Chicago Style (17th ed.) Citation

Covey, R. Alan. How the Incas Built Their Heartland: State Formation and the Innovation of Imperial Strategies in the Sacred Valley, Peru. Ann Arbor: University of Michigan Press, 2006.

MLA (8th ed.) Citation

Covey, R. Alan. How the Incas Built Their Heartland: State Formation and the Innovation of Imperial Strategies in the Sacred Valley, Peru. University of Michigan Press, 2006.