Wikipedia. The free encyclopedia, 20 ott 2012, sub voce Theodore Schroeder, pubbl. elettronica, url en.wikipedia.org/wiki/Theodore_Schroeder; N.E. Sankey-Jones, Theodore Schroeder on free speech; a bibliography, New York, Free Speech League, 1919; Idem, Theodore Schroeder's use of the psychologic approach to problems of religion, law, criminology, sociology and philosophy; a bibliography, Cos Cob, Conn., 1920; Idem, Bibliography of Theodore Schroeder on the psychology of religion and the erotogenetic interpretation of mysticism, Cos Cob, Conn., 1934; R.E. McCoy, Theodore Schroeder, a cold enthusiast; a bibliography, Carbondale, Southern Illinois University, 1973.