Columbia subject headings:
Harvard subject headings:
Pilʹni︠a︡k, Boris, 1894-1937--Criticism and interpretation.
Princeton subject headings:
Pilʹni︠a︡k, Boris, 1894-1937. Krasnoe derevo.
Pilʹni︠a︡k, Boris, 1894-1937. Volga vpadaet v Kaspiĭskoe more.