000 00339nam a2200133Ia 4500
008 221231s9999 xx 000 0 und d
100 _aGowar, John
_92859
245 0 _aOptical Communication System
260 _bPrentice-Hall of India
260 _c1993
300 _a696
650 _aElectronics and Communication
_92860
942 _cBE_BK
999 _c2737
_d2737