Title: Über das Werk W.I. Lenins "Was tun?"
Subjects: History, Socialism, Rossiĭskai︠a︡ sot︠s︡ial-demokraticheskai︠a︡ rabochai︠a︡ partii︠a︡
Places: Soviet Union
People: Vladimir Ilʹich Lenin (1870-1924)