000 00335nam a2200145Ia 4500
008 130629s9999 xx 000 0 und d
082 _a001.51 HUG-D
100 _aHughes,Larry
245 _aData Communications
260 _bNarosa
_c1997
_aNew Delhi
300 _a502
650 _aCommunication
650 _aPhysics
942 _cBK
999 _c23531
_d23531