000 00600nam a2200205Ia 4500
005 20250508161549.0
008 008 250505s9999 xx 000 0 eng d
037 _aTextual
040 _aFEDL
_beng
_cFEDL
041 _aeng
_2eng
084 _a507, NCE
_qFEDL
245 0 _aTeacher's guide to science is doing: Class 4
245 0 _cNCERT
250 _aExperimental edition
260 _aNew Delhi, India
_bNational Council of Educational Research and Training
_c1971
300 _a73p.
650 _aScience education
942 _cTEXL
_h507, NCE
999 _c1370818
_d1370818