00429nam a2200181Ia 4500003000400000005001700004008004100021020001900062040000700081041000800088082001600096100001400112245002300126260004800149300000900197650002300206700001800229OSt20250917122510.0250729s2004    xx            000 0 und d  a978-8171413560  cAL  aeng  a001.52 SINC  aSingh U K  aComputer education  aNew DelhibDiscovery Publishing Housec2004  a329p  aComputer Education  aSudarshan K N