Columbia subject headings:
Mongolian languages--Foreign elements--Turkic.
Mongolian languages--Grammar, Comparative.
Turkic languages--Foreign elements--Mongolian.
Turkic languages--Grammar, Comparative.
Harvard subject headings:
Mongolian languages--Foreign elements--Turkic
Mongolian languages--Grammar, Comparative.
Turkic languages--Foreign elements--Mongolian
Turkic languages--Grammar, Comparative.
Princeton subject headings: