000 00295 a2200121 4500
080 _a159.4
_bD 294 I
245 1 _aIntrinsic motivation
_cby E.L. Deci
260 _aNew York
_bPlenum Press
_c1975
650 _aIntrinsic Motivation
100 1 _aDeci, E.L.
_d
300 _a324 pp.
901 _a130510
999 _c59258
_d59258