Columbia subject headings:
Harvard subject headings:
Vsesoi︠u︡znai︠a︡ pionerskai︠a︡ organizat︠s︡ii︠a︡ imeni V.I. Lenina.
Princeton subject headings:
Vsesoi︠u︡znai︠a︡ pionerskai︠a︡ organizat︠s︡ii︠a︡ imeni V.I. Lenina.