000 00292nam a2200121Ia 4500
008 160122s9999 xx 000 0 und d
041 _aEnglish
100 _aS C Gupta
245 _aText book on Optical Fiber communication
260 _bDelhi:PHI
_c2004
300 _a466p.
650 _aComputer
999 _c1386
_d1386