000 00298nam a2200121Ia 4500
020 _a8178086263
082 _a621.382
100 _aBLACK,UYLESS
245 _aOptical Networks : Third Generation Transport Systems
260 _bPearson Education
_aNew Delhi
_cc2002
300 _a331p.
942 _cBK
999 _c10255
_d10255