Seligman, Martin E. P.
Learned optimism / Martin E. P. Seligman - New York : Pocket Books, 1998 - x, 319 p. ; 21 cm.
0671019112
Optimism
Self-realization
155.232 / L438
Learned optimism / Martin E. P. Seligman - New York : Pocket Books, 1998 - x, 319 p. ; 21 cm.
0671019112
Optimism
Self-realization
155.232 / L438