000 00295nam a2200133Ia 4500
008 230118s9999||||xx |||||||||||||| ||und||
082 _a530
082 _bGUP/P
100 _adr.s.l
_bgupta
100 _bdr.vkumar
245 0 _apractical physics
260 _ameerut
260 _bpragati prakashan
999 _c3707
_d3707