Jessup, Leonard M., <br/><br/>
Information systems foundations, 

 - New York :  QUE E&T,  1999. 
 - xviii,  Various paging.  ill. ;  25 cm.  1 disc. 
<br/><br/><label>ISBN: </label>9781575764153 
<br/><br/><label>Dewey Class. No.: </label>658.403 JES