00300nam a2200121Ia 4500008004100000041000800041082002200049100001700071245003100088250001000119260004100129300000800170211209s1993    xx            000 0 und d  aeng  a621.38275 N93 AGA  aAGARWAL, D C  aFIBER OPTIC COMMUNICATION   a2 ed.  aNEW DELHIbWHEELER PUBLICATIONc1993  a428