000 00310nam a2200133Ia 4500
008 220201s2009 xx 000 0 eng d
082 _a621.380414-KEI
100 _aKeiser, Gerd
245 0 _aOptical Fiber Communications
250 _a4th
260 _aNew Delhi
_bTmh
_c2009
300 _a518
942 _2ddc
999 _c65274
_d65274