000 00307nam a2200121Ia 4500
008 220201s2012 xx 000 0 eng d
082 _a621.38275-RAI
100 _aRaina M. K.
245 0 _aOptical fiber communication systems
260 _aNew Delhi
_bSatya prakashan
_c2012
300 _a458
942 _2ddc
999 _c65743
_d65743