000 00274nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aSharma, H.L.
245 0 _aSchool Science Education In India
260 _aNew Delhi
_bCommonwealth
_c1989
300 _a297p.
942 _cBK
999 _c13171
_d13171