00423nam a2200157 a 450000500170000008200130001710000180003024500560004826000310010430000180013563000130015396400160016699700110018299900150019395200570020820251202164223.0  a004bSTE  aStern, Robert  antroduction to computers and information processing  aNew yorkbJohn Wileyc1985  a712 p.b24 cm  aComputer  bcdefg_  a6784 C  c3821d3821  00104070aPUbPUd1998-04-08l0o004 STEp6784yBK