Jacobson, E. (1929). Progressive relaxation: A physiological and clinical investigation of muscular states and their significance in psychology and medical practice. The University of Chicago Press.
Chicago-referens (17:e uppl.)Jacobson, Edmund. Progressive Relaxation: A Physiological and Clinical Investigation of Muscular States and Their Significance in Psychology and Medical Practice. Chicago, Ill.: The University of Chicago Press, 1929.
MLA-referens (8:e uppl.)Jacobson, Edmund. Progressive Relaxation: A Physiological and Clinical Investigation of Muscular States and Their Significance in Psychology and Medical Practice. The University of Chicago Press, 1929.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.