Apsler, A. (1977). From witch doctor to biofeedback: The story of healing by suggestion. J. Messner.
Chicago-viite (17. p.)Apsler, Alfred. From Witch Doctor to Biofeedback: The Story of Healing by Suggestion. New York: J. Messner, 1977.
MLA-viite (8. p.)Apsler, Alfred. From Witch Doctor to Biofeedback: The Story of Healing by Suggestion. J. Messner, 1977.
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