000 00268nam a2200121Ia 4500
008 200701s2011 xx 000 0 eng d
100 _aKEISER GERD
245 0 _aOPTICAL FIBER COMMUNICATION
250 _a4th
260 _bTMH
_c2011
300 _a578
942 _2ddc
_cGE
999 _c4671
_d4671