00325nam a2200121 a 450000500170000002000150001708200150003210000170004724500510006426000440011530000250015970000190018420251203110646.0  a0195113985  a004.6bZHE  aZheng, Youlu  aNetworks for Computer Scientists and Engineers  aNew YorkbOxford University Pressc2004  axvi,575p.c24 cm. PB  aAkhtar, Shakil