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2. Bolton, James L. 2017. “How it really worked: Italian banking in northern Europe in the fifteenth century as seen through the ledgers of the Borromei bank.” In Money and its use in medieval Europe. Three decades on. Essays in honour of professor Peter Spufford, a cura di Allen Martin e Nicholas Mayhew, 85-100. London: Royal Numismatic Society.
3. Cipolla, Carlo M. 1957. Moneta e civiltà mediterranea. Venezia: Neri Pozza.
4. Making Money
5. Money Changes Everything