Kann, P. (1982). Drei Tage in Leningrad. Progress.
Cita Chicago (17th ed.)Kann, P. Drei Tage in Leningrad. Moskau: Progress, 1982.
Cita MLA (8th ed.)Kann, P. Drei Tage in Leningrad. Progress, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.