Langdon-Brown, Sir Walter: Adler's Contribution to General Medicine. The Contribution of Alfred Adler . The C. W. Daniel Company Ltd. London, 1938.
2.
Hoff, H., and Ringel, E. : "A Modern Psychosomatic View of the Theory of Organ Inferiority" by Alfred Adler.Advances in Psychosomatic Medicine Vol. 1. S. Karger, Basel/New York, 1960.
3.
Orgler, Hertha: Alfred Adler, The Man and his Work Triumph over the Inferiority Complex . Sidgwick & Jackson. London1973 , ed. Liveright, New York1963; Capricorn (paperback ( Putnam ), New York1965, Mentor Book from New American L brary New York 1972. Alfred Adler Triumph über den Minderwertigkeitskomplex. Urban & Schwarzenberg Wien Munchen 1972, zweite Auflage. Alfred Adler Triumph über den Minderwertigkeitskomplex. Kindler Taschenbuch München 1974. Alfred Adler et son oevre. Editions Stock, Paris1968. Ce qu ADLER a vraiment dit. Marabout, Belgium 1974.
4.
Cameron, KennethForeword to Orgler, "Alfred Adler ... ' English and American ed. See 3.