Cita APA (7th ed.)

Apostolov, N. N. (1928). Lev Tolstoi nad stranitsami istorii. University Microfilms International.

Cita Chicago (17th ed.)

Apostolov, Nikolaĭ Nikolaevich. Lev Tolstoi Nad Stranitsami Istorii. Moscow, (Ann Arbor, Mich.: University Microfilms International, 1928.

Cita MLA (8th ed.)

Apostolov, Nikolaĭ Nikolaevich. Lev Tolstoi Nad Stranitsami Istorii. University Microfilms International, 1928.

Atenció: Aquestes cites poden no estar 100% correctes.