Learned Optimism: How to Change Your Mind and Your Life4,3Autor: Martin E. P. Seligman9,73€16,26€Afegir al carret1 oferta disponible
The Optimistic Child: A Proven Program to Safeguard Children Against Depression and Build Lifelong Resilience3,8Autor: Martin E. P. Seligman11,74€19,99€Afegir al carret1 oferta disponible
What You Can Change and What You Can't4,5Autor: Martin E. P. Seligman13,27€117,95€Afegir al carret1 oferta disponible
