Citazione Stile APA (7a Edizione)

Wright, K. R., McEwan, G. F., & Wright, R. M. (2006). Tipon: Water engineering masterpiece of the Inca empire. American Society of Civil Engineers. https://doi.org/10.1061/9780784408513

Citazione stile Chigago Style (17a edizione)

Wright, Kenneth R., Gordon Francis McEwan, e Ruth M. Wright. Tipon: Water Engineering Masterpiece of the Inca Empire. Reston, Virginia: American Society of Civil Engineers, 2006. https://doi.org/10.1061/9780784408513.

Citatione MLA (9a ed.)

Wright, Kenneth R., et al. Tipon: Water Engineering Masterpiece of the Inca Empire. American Society of Civil Engineers, 2006. https://doi.org/10.1061/9780784408513.