Valacich, Joe. <br/><br/>
Information systems today: managing in the digital world 

 - 4th ed. 
 - New Jersey  Pearson education Inc.  2010 
 - 624 p 
<br/><br/><label>ISBN: </label>9780138157623 
<br/><br/><label>Subjects--Topical Terms: </label><br/>  Information technology.  Information storage and retrieval systems--Business. 
<br/><br/><label>LC Class. No.: </label>T 58.5 .V35/