Learned Helplessness: A Theory for the Age of Personal Control
Christopher Peterson et al.
18 ian 1996
Paperback
Preț: 358.24 lei 403.41 lei
40-51 zile
-11%
Cărți de Martin E. P. Seligman
Homo Prospectus
Autor Martin E. P. Seligman et al.
4 aug 2016
Hardback
Preț: 371.68 lei 473.35 lei
40-51 zile
-21%