Siirala, A. (1964). The voice of illness: A study in therapy and prophecy. Fortress Press.
Cita Chicago (17th ed.)Siirala, Aarne. The Voice of Illness: A Study in Therapy and Prophecy. Philadelphia: Fortress Press, 1964.
Cita MLA (9th ed.)Siirala, Aarne. The Voice of Illness: A Study in Therapy and Prophecy. Fortress Press, 1964.
Atenció: Aquestes cites poden no estar 100% correctes.