000 00391nam a22001577a 4500
003 OSt
005 20220616110619.0
008 220616b ||||| |||| 00| 0 eng d
020 _a9788188283170
100 _a Mangal S. K.
245 _aTeaching of General Science
260 _aLudhiana
_bTandon Publications
300 _aPage No.344
_bPB
650 _2India Reference
942 _2ddc
_cBK
999 _c686
_d686