000 00317nam a2200133Ia 4500
008 230915s9999 xx 000 0 und d
082 _a SHA
100 _aSharma, Navendra Kumar
245 0 _aOptics Networks
260 _bPRAGATI PRAKASHAN
260 _c2009
300 _a190
650 _aElectronics Engineering
999 _c158799
_d158799