Columbia subject headings:
Comparative linguistics.
Turkic languages--Research--Former Soviet republics.
Turkic languages--Research.
Turkish language--Research.
Harvard subject headings:
Comparative linguistics.
Turkic languages--Research--Former Soviet republics.
Turkic languages--Research.
Turkish language--Research.
Princeton subject headings:
Comparative linguistics.
Turkic languages--Former Soviet republics--Research.
Turkic languages--Research.
Turkish language--Research.