000 00304nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a621.38275
100 _aJohn M Senior
245 0 _aOptical fibre communication, Principles and practice
250 _a2
260 _bPhi,New Delhi
_c2003
942 _cBK
999 _c4350
_d4350