Columbia subject headings:
Lunacharsky, Anatoly Vasilievich, 1875-1933. Religĭi͡a i sotsializm.
Socialism and religion.
Harvard subject headings:
Lunacharsky, Anatoly Vasilievich, 1875-1933. Religii︠a︡ i sot︠s︡ializm.
Socialism and religion.
Princeton subject headings: