Columbia subject headings:
Ethnology--Poland--Mazury (Region)
Ethnology--Poland--Warmia.
Mazury (Poland : Region)--Social life and customs.
Warmia (Poland)--Social life and customs.
Harvard subject headings:
Ethnology--Poland--Mazury (Region)
Ethnology--Poland--Warmia.
Mazury (Poland : Region)--Social life and customs.
Warmia (Poland)--Social life and customs.
Princeton subject headings: