HISTORIA DE FLORENCIA (1378–1509),

https://ia802806.us.archive.org/30/items/GuicciardiniFrancesco.HistoriaDeFlorencia137815092012/Guicciardini%2C%20Francesco.%20-%20Historia%20de%20Florencia%2C%201378-1509%20%5B2012%5D.pdf