00381nam a2200145 a 450000500170000008200240001710000140004110000140005511000080006924500570007726000350013430000270016963000190019663000200021520251202164315.0  a658.0220285416bGIB  aGibson, A  aGibson, L  a700  aUnderstanding and selecting small business computers  aEnglewoodbPrentice hallc1986  axii,418 p.b22 cm.cHB  aSmall business  aData processing