00336nam a2200133   4500020001500000082001200015100001900027100001600046245002700062250001100089260004900100300000900149650004400158  a1901888010  a004 KNO  aKnott,Geoffery  aWaites,Nick  aInformation Technology  a2th.ed  aU.KbBusiness and Education Publishersc1997  a746p  acomputer science,information technology