000 00335nam a2200145Ia 4500
008 230913s9999 xx 000 0 und d
082 _a621.36 gha
100 _aGhatak, Ajoy
245 0 _aOptical Electronics
260 _aNEW DELHI
260 _bCAMBRIDGE
260 _c2007
300 _a624
650 _aElectronics Engineering
999 _c134026
_d134026