000 00261nam a2200109Ia 4500
999 _c16432
_d16432
020 _a0070148821
100 _aTechnical Staff of C S E L T.
245 _aOptical Fibre Communication
260 _c1980
_bMcGRAW HILL
_aNew York
300 _axxxv+883
942 _cREF