Columbia subject headings:
Europe--Social conditions--To 1492--Dictionaries.
Social history--Medieval, 500-1500--Dictionaries.
Harvard subject headings:
Europe--Social conditions--To 1492--Dictionaries.
Social history--Medieval, 500-1500--Dictionaries.
Princeton subject headings:
Europe--Social conditions--To 1492--Dictionaries.
Social history--Medieval, 500-1500--Dictionaries.