"Suma y narracion de los Incas, que los indios llamaron Capaccuna, que fueron señores de la ciudad del Cuzco y de todo lo á ella subjeto" is an important historical work in Inca literature written by the Spanish historian Juan de Betanzos. The book describes in detail the history and culture of the Inca Indians, their customs, religious beliefs and important events related to the powerful Inca Empire, which ruled with the center in the city of Cusco. The author tried to collect and display as much information as possible about the Indian population, which made the work popular among historians and ethnographers. "Suma y narracion de los Incas, que los indios llamaron Capaccuna, que fueron señores de la ciudad del Cuzco y de todo lo á ella subjeto" is a must-read for those interested in the ancient history of South America and the Inca civilization.