LEONARD   JESSUP  JOSEPHVALACICH <br/><br/>
INFORMATION SYSTEMS TODAY SECOND EDITION 

 - NEW DELHI  PRENTICE-HALL OF INDIA  2006 
<br/><br/><label>ISBN: </label>978-81-203-3254-6 
<br/><br/><label>Dewey Class. No.: </label>004  / JES/I