Columbia subject headings:
Hopa (Turkey)--Description and travel.
Hopa (Turkey)--History.
Hopa (Turkey)--Social life and customs.
Samsun (Samsun İli, Turkey)--History.
Samsun (Samsun İli, Turkey)--Social life and customs.
Harvard subject headings:
Hopa (Turkey)--Description and travel.
Hopa (Turkey)--History.
Hopa (Turkey)--Social life and customs.
Samsun (Samsun İli, Turkey)--History.
Samsun (Samsun İli, Turkey)--Social life and customs.
Urbanization--Turkey--Black Sea Coast.
Princeton subject headings: