000 00316nam a22001337a 4500
999 _c2799
_d2799
003 OSt
008 190205b xxu||||| |||| 00| 0 eng d
020 _a9789386311184
100 _aSundriyal,Sunita
245 _aTeaching of Physical Science
260 _aAgra
_bAgrawal Pub.
_c2018
300 _a280p
942 _2ddc
_cGB