Henry C. Murphy, The Voyage Of The Verrazzano, Kessinger Publishing, 2004, p. 90. – Google Books
Dale Anderson et al., Explorers and Exploration, Marshall Cavendish Corporation, 2005, p. 765: “Giovanni da Verrazzano was born into a wealthy family in the Castle of Verrazzano, on a hilltop overlooking the Greve valley, a wine-producing area thirty miles south of Florence, in central Italy." – Google Books
“Verrazano, Giovanni da” entrada a David Buisseret, The Oxford Companion to World Exploration, vol. 2, Oxford University Press, 2007, p. 332: “Thirty miles south of Florence, in the Tuscan town of Greve, explorer Giovanni da Verrazano (sometimes spelled Verrazzano) was born.” – Google Books
Ronald S. Love, Maritime exploration in the age of discovery, 1415–1800, Greenwood Publishing Group, 2006, p. 133: “Giovanni da Verrazano was probably born to an aristocratic family from Greve in Tuscany, Italy, though he might also have been born to Italian parents living in Lyon, France. Whatever the case, Verrazano always considered himself to be Florentine”. – Google Books
Richard Di Giacomo, The New Man and the New World: The Influence of Renaissance Humanism on the Explorers of the Italian Era of Discovery [Perfect Paperback], Magnifico Publications, 2002: “he was considered a Florentine by his contemporaries, and his association with the Florentine colony of merchants and bankers living in Lyons proved to be of great benefit to his career as an explorer.” – Google Books