Cita APA (7th ed.)
Salisbury, H. E. (1817). The 900 days: The siege of Leningrad (ed.). Harper & Row.
Cita Chicago (17th ed.)
Salisbury, Harrison E. The 900 Days: The Siege of Leningrad. ed. New York: Harper & Row, 1817.
Cita MLA (9th ed.)
Salisbury, Harrison E. The 900 Days: The Siege of Leningrad. ed. Harper & Row, 1817.
Atenció: Aquestes cites poden no estar 100% correctes.