000 00327nam a2200133Ia 4500
005 20260413100631.0
008 230516s9999||||xx |||||||||||||| ||und||
100 _aGupta S.L. Gaur R.K
245 0 _aEngg Physics
260 _bDelhi Dhanpat rai & sons
_c1994
300 _a1020
942 _cGB
999 _c3070
_d3070