Columbia subject headings:
Folklore--Istranca Mountains Region (Turkey and Bulgaria)
Istranca Mountains Region (Turkey and Bulgaria)--Social life and customs.
Material culture--Istranca Mountains Region (Turkey and Bulgaria)
Harvard subject headings:
Folklore--Istranca Mountains Region (Turkey and Bulgaria)
Istranca Mountains Region (Turkey and Bulgaria)--Social life and customs.
Material culture--Istranca Mountains Region (Turkey and Bulgaria)
Princeton subject headings:
Istranca Mountains (Turkey and Bulgaria)--Social life and customs.