New York: International Universities Press, 1984. Reprint. Octavo. Cloth boards; dustjacket; 278pp. Tight, Near Fine copy, free of markings or wear, in lightly rubbed dustwrapper. Published as "Chicago Institute for Psychoanalysis Classics in Psychoanalysis" Monograph No. 2. Reprint of the 1936 second edition. Foreword by George H. Pollock.