000			00534nam a2200169Ia 4500
008			131223s9999 xx 000 0 und d
040			_aISI KOLKATA
041			_aEnglish
082			_a371.26 _bRb-68-65
100			_aJacobs P I
245			_aLearning and transfer of double classification skills by first-graders
260			_aNew Jersey _bETS _c1968
440			_aEducational Testing Service. Princeton : Research bulletin; 65
650			_aEducational tests and measurements
700			_aVandeventer Mary _4Auth.
942			_cBK
999			_c92438 _d92438