000 00358nam a2200145Ia 4500
008 230913s9999 xx 000 0 und d
082 _a621.382 gup
100 _aGupta, S.C.
245 0 _aOptical Fiber Communication And Its Applications
260 _aNEW DELHI
260 _bPHI
260 _c2005
300 _a466
650 _aElectronics Engineering
999 _c133813
_d133813