Cita APA (7th ed.)
Høidal, O. K. (2013). Trotsky in Norway: Exile, 1935-1937. NIU Press.
Cita Chicago (17th ed.)
Høidal, Oddvar K. Trotsky in Norway: Exile, 1935-1937. DeKalb, Illinois: NIU Press, 2013.
Cita MLA (9th ed.)
Høidal, Oddvar K. Trotsky in Norway: Exile, 1935-1937. NIU Press, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.