000 00377 a2200157 4500
020 _a0136387276
082 _a621.3827
_bGOW
090 _c4692
_d6073
100 _aGower, John
245 _aOptical communication systems
250 _a2nd.
260 _aNew York
_bPrentice Hall
_c1993
_g1993
300 _axiii,696p.
_c23cm
650 _aOPTICAL COMMUNICATIONS
942 _cPR
999 _c33616
_d33616