

Bibliografia 
 Gino Moliterno, Encyclopedia of Contemporary Italian Culture, 2003, ISBN 0415285569
 Marco Armiero, Marcus Hall, Nature and History in Modern Italy (Ecology & History) (1st izd.), Ohio University Press, 2010, ISBN 0821419161
 Francesco Guicciardini, The History of Italy, Princeton University Press, 1984, ISBN 0691008000
 Roy P. Domenico, The Regions of Italy: