Tolstoy, A. (1967). Ordeal. Progress Publishers.
Cita Chicago (17th ed.)Tolstoy, Alexei. Ordeal. Moscow: Progress Publishers, 1967.
Cita MLA (9th ed.)Tolstoy, Alexei. Ordeal. Progress Publishers, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.