01118nam0 2200289 i 450 VAN002042020140625025023.23801-950446-6-520040720d1993 |0itac50 baengGB|||| |||||Learned helplessnessa theory for the age of personal controlChristopher Peterson, Steven F. Maier, Martin E.P. SeligmanNew YorkOxfordOxford university1993xi, 359 p.24 cm.GBOxfordVANL000020155.23221PetersonChristopherVANV016638729080MaierSteven F.VANV016640SeligmanMartin E. P.VANV016639Oxford university <editore>VANV107944650ITSOL20230616RICABIBLIOTECA DEL DIPARTIMENTO DI PSICOLOGIAIT-CE0119VAN16VAN0020420BIBLIOTECA DEL DIPARTIMENTO DI PSICOLOGIA16CONS INGL 46 16LET3686 20040720 Learned helplessness1428073UNICAMPANIA