Leon, Alexis  <br/><br/>
Introduction to information systems 
Alexis Leon 
 - Chennai  Vijay Nicole  2004 
 - xviii, 462p. 
<br/><br/><label>ISBN: </label>9788182090101 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information systems<br/>Computers --Language 
<br/><br/><label>Dewey Class. No.: </label>004 L551i