000 00334nam a2200133Ia 4500
008 170101s2017 xx 000 0 und d
020 _a9788188222135
082 _a535 PAN
100 _aPandey, D.C
245 0 _aUnderstanding physics optics and modern physics
260 _aMeerut
_bArihant
300 _a318p.
942 _2ddc
_cBK
999 _c282981
_d282981