Columbia subject headings:
Turgenev, Ivan Sergeevich, 1818-1883--Criticism and interpretation.
Turgenev, Ivan Sergeevich, 1818-1883--Religion.
Harvard subject headings:
Turgenev, Ivan Sergeevich, 1818-1883--Criticism and interpretation.
Turgenev, Ivan Sergeevich, 1818-1883--Religion and ethics.
Princeton subject headings: