Columbia subject headings:
Harvard subject headings:
Economic history--Congresses
Economic history--Medieval, 500-1500--Congresses.
Rural credit--History--Congresses.
Rural credit--History--To 1500--Congresses.
Princeton subject headings:
Economic history--Congresses.
Economic history--Medieval, 500-1500--Congresses.
Rural credit--History--Congresses.
Rural credit--History--To 1500--Congresses.