Columbia subject headings:
Gümüşhane İli (Turkey)--Description and travel.
Roads--Turkey--Gümüşhane İli.
Roads--Turkey.
Harvard subject headings:
Gümüşhane İli (Turkey)--Description and travel.
Roads--Turkey
Roads--Turkey--Gümüşhane İli.
Princeton subject headings:
Gümüşhane İli (Turkey)--Description and travel.
Roads--Turkey--Gümüşhane İli.
Roads--Turkey.