000 00314nam a2200121Ia 4500
008 160122s9999 xx 000 0 und d
041 _aEnglish
100 _aUyless Black
245 _aOptical Networks (Third generation transport systems
260 _bDelhi:Pearson Ed
_c2003
300 _a331p.
650 _aComputer
999 _c1385
_d1385