000 00349nam a22001577a 4500
003 OSt
005 20220712103600.0
008 220712b |||||||| |||| 00| 0 eng d
020 _a9788120346246
100 _aMonika Davar
245 _aTeaching of Science
250 _a1st
260 _aNew Delhi
_bPHI
_c2012
300 _a254
942 _2ddc
_cBK
999 _c10782
_d10782