000 00518nam a2200157Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a371.26
_bRb-64-58
100 _aGreenwald A G
245 _aLearning theory
_bsome revised basic laws and concepts of performance, reward and punishment
260 _aNew Jersey
_bETS
_c1964
440 _aEducational Testing Service. Princeton : Research bulletin; 58
650 _aEducational tests and measurements
942 _cBK
999 _c93944
_d93944