000 00594nam a2200145Ia 45e0
008 131021n ii |||gr||||Z||||||eng
020 _a8171699529
082 _a371
100 _aSen, B R,
_eAuthor.
245 0 _aEncyclopaedia of Teaching Science Vol. 2 : Teaching Science in Elementary Schools
_cB. R. Sen
_hTextual Documents
260 _aNew Delhi
_bCommonwealth Publishers
_c2005.
300 _a397.
653 _aSchools & their activities special education
942 _2ddc
_cTXT
999 _c10064
_d10064