Helplessness : on depression, development, and death /

• Main Author: Seligman, Martin E.P., 1942- (συγγραφέας)
• Format: Book
• Language: English
• Published: San Francisco : W.H. Freeman and Company, 1975.
• Subjects: Ψυχιατρική; Μηχανισμοί άμυνας (Ψυχολογία)