000 00509nam a2200169Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a371.26
_bRb-68-63
100 _aKlein S P
245 _aAnxiety and learning to formulate hypotheses
260 _aNew Jersey
_bETS
_c1968
440 _aEducational Testing Service. Princeton : Research bulletin; 63
650 _aEducational tests and measurements
700 _aFrederiksen Norman
_4Auth.
942 _cBK
999 _c92485
_d92485