Columbia subject headings:
Russian literature--20th century.
Harvard subject headings:
Gladkov, Fedor, 1883-1958--Prose.
Russian literature--Criticism, Textual.
Sadofʹev, Ilʹi︠a︡--Criticism and interpretation.
Sosnovskiĭ, L. S. (Lev Semenovich)--Criticism and interpretation.
Princeton subject headings:
Russian literature--20th century.