000 00294nam a22001217a 4500
020 _a9781316610046
082 _a621.38275
100 _aT.L SINGAL
245 _aOPTICAL FIBER COMMUNICATION PRINCIPLES AND PUBLICATIONS
260 _aNEW DELHI
_bCUP
_c2016
300 _aXXII, 450P
942 _cBK
999 _c8343
_d8343