Cita APA (7th ed.)

TOLSTOY, L. (1960). What then must we do? Oxford University Press.

Cita Chicago (17th ed.)

TOLSTOY, Leo. What Then Must We Do? London: Oxford University Press, 1960.

Cita MLA (9th ed.)

TOLSTOY, Leo. What Then Must We Do? Oxford University Press, 1960.