Columbia subject headings:
Tatars--History--Congresses.
Tatars--Politics and government--Congresses.
Tatarstan (Russia)--History--Congresses.
Harvard subject headings:
Tatars--History--Congresses.
Tatars--Politics and government--Congresses.
Tatarstan (Russia)--History--Congresses.
Princeton subject headings:
Tatars--History--Congresses.
Tatars--Politics and government--Congresses.
Tatarstan (Russia)--History--Congresses.