Columbia subject headings:
Educators--Russia (Federation)--Mari El--Biography.
Harvard subject headings:
Education--Russia (Federation)--Mariĭskai︠a︡ A.S.S.R.--History.
Educators--Russia (Federation)--Mari El--Biography.
Educators--Russia (Federation)--Mariĭskai︠a︡ A.S.S.R.--Biography.
Princeton subject headings: