000 00254nam a2200109Ia 4500
008 200701s1997 xx 000 0 eng d
100 _aNARAYANA RAO.B.V
245 0 _aENGINEERING PHYSICS
260 _bVISHWA PRAKASH
_c1997
300 _a333
942 _2ddc
_cGE
999 _c168
_d168