000 00317nam a2200133Ia 4500
008 190710s9999 xx 000 0 und d
082 _a530 G237E
100 _aGaur, R K
245 0 _aEngineering physics
250 _a7th
260 _aNew Delhi
_bDhanpat Rai Publication
_c1999
300 _axii,1020
942 _cBK
999 _c21349
_d21349