000 00295nam a2200121Ia 4500
008 160710s1979 xx 000 0 und d
082 _a621.380414 MID
100 _aMIDWINTER,J.E.
245 _aOPOTICAL FIBERS FOR TRANSMISSION
260 _bJOHN WILEY
_c1979
300 _a410
942 _2ddc
_cB
999 _c42659
_d42659