000 00265nam a22001097a 4500
100 _aRao Ketha
_911614
245 _aOptical Fiber Communications
250 _a4th ed.
260 _aMumbai
_bNandu Printes And Publishers Pvt. Ltd.
300 _a344 Pg.
942 _cBOOK
999 _c11202
_d11202