000 00312nam a2200133Ia 4500
008 210901s1999 xx 000 0 eng d
082 _a530 KHA
100 _aKhanna, D.R.
245 0 _aCollege practical physics
260 _aNew Delhi
_bR.Chand
_c1999
300 _a535
650 _aPhysics
942 _2ddc
_cBK
999 _c15675
_d15675