00323nam a2200121 a 450000500170000002000180001708200200003510000180005524500500007325000120012326000450013530000210018020251203111540.0  a9788177587784  a658.840285bALT  aAlter, Steven  aInformation systemsbFoundation of E-business  a4th ed.  aNew DelhibPearson Educationc2002-R2009  a615p.c24cm.bPB