000 00304nam a2200121Ia 4500
008 230303s9999 xx 000 0 und d
041 _aeng
082 _a621.38275 SEN
100 _aSenior
245 _aOptical Fiber Communications : Principles And Practice
260 _aNEW DELHI
_bPHI
365 _cRS
999 _c194552
_d194552