000 00361nam a2200133Ia 4500
008 210219s9999||||xx |||||||||||||| ||und||
082 _a621.369
_bS991O
100 _aSyms, Richards.
_910697
245 0 _aOptical guided waves & devices.
_c Richards.Syms
260 _aNew York
_bMcGraw Hill.
_c1992
300 _aix; 498p
942 _cBK
950 _o621.369 S991O
999 _c31418
_d31418