00326    a2200121   4500020001500000082001800015100001600033245005300049260004900102300002000151650001700171700001600188  a8122413412  a621.3692b621  aSarkar, C.K  aOptoelectronics and fiber optics communications   aNew DelhibNew age internationalc2001g2001  axii,374p.c24cm  aFiber optics  aSarkar, D.C