Columbia subject headings:
Mari El (Russia)--History.
Mariĭskai͡a oblastnai͡a organizat͡sii͡a VLKSM--History.
Harvard subject headings:
Mari El (Russia)--Politics and government.
Vsesoi͡uznyĭ leninskiĭ kommunisticheskiĭ soi͡uz molodezhi--History.
Vsesoi︠u︡znyĭ leninskiĭ kommunisticheskiĭ soi︠u︡z molodezhi--Russia (Federation)--Mariĭskai︠a︡ A.S.S.R.--History.
Princeton subject headings: