00325nam a22001217a 4500008004100000020001500041020001800056082000800074245003500082260005400117300001300171500001900184101215t        xxu||||| |||| 00| 0 eng d  a0435456695  a9780435456696  a004  aBTEC National IT Practitioners  aLondon:bHeinemann Educational Publishers,c2003.  avi,458p.  aincludes index