Columbia subject headings:
Mongolian language--Grammar, Comparative--Tuvinian.
Tuvinian language--Grammar, Comparative--Mongolian.
Harvard subject headings:
Mongolian language--Grammar, Comparative--Tuvinian.
Tuvinian language--Foreign words and phrases--Mongolian
Tuvinian language--Grammar, Comparative--Mongolian.
Princeton subject headings:
Mongolian languages--Influence on Tuvinian.
Tuvinian language--Foreign words and phrases--Mongolian.