00343nam a2200133Ia 4500008004100000041000800041082001200049100001900061245003800080250001700118260003100135300001200166650003100178231207s9999    xx            000 0 und d  aeng  a621/SIN  aDr. R. K Singh  aFiber-Optic Communication Systems  a2012 1st Ed.  bWiley India Ltd. New Delhi  aPB/360/  aComnputer Program Language