Antoni Mączak, "Money, Banking and Credit in mediaeval Bruges : italian merchant-bankers, lombards and money-changers", Raymond De Roover, Cambridge Mass. 1948 ; "The Medici Bank : its origins, managment, operations and decline", Raymond De Roover, New York 1949 : [recenzja] , Przegląd Historyczny, 1951, 42, , s. 421-430