000 00409nam a2200157Ia 4500
008 100122s9999 xx 000 0 und d
082 _b51464
_aB500
100 _aBHARGAVA P M
245 _aLEARNING SCIENCE PART I
250 _a0
260 _bNATIONAL COUNCIL OF EDUCATIONAL RESEARCH
_c1980
300 _a233
630 _aLEARNING SCIENCE PART I
730 _aLEARNING SCIENCE PART I
942 _cBOOK
999 _c375740
_d375737