Columbia subject headings:
Europe, Eastern--Commerce--History--16th century.
Europe, Eastern--Commerce--History--17th century.
Harvard subject headings:
Bohemia (Czech Republic)--Commerce--Italy--History.
Bohemia (Czech Republic)--Commerce--Poland--History.
Commerce--History
Italy--Commerce--Czech Republic--Bohemia--History.
Italy--Commerce--Poland--History.
Merchants--Italy--History--16th century.
Merchants--Italy--History--17th century.
Poland--Commerce--Czech Republic--Bohemia--History.
Poland--Commerce--Italy.
Princeton subject headings:
Bohemia (Czech Republic)--Commerce--Italy--History.
Bohemia (Czech Republic)--Commerce--Poland--History.
Italy--Commerce--Czech Republic--Bohemia--History.
Italy--Commerce--Poland--History.
Poland--Commerce--Czech Republic--Bohemia--History.
Poland--Commerce--Italy.