Essentials of system analysis and design/ 
Valacich, Joseph S. 
 -  Pearson education South Asia Pte Ltd.,  2012 
 - 445 pages 
<br/><br/>
<br/><br/><label>ISBN: </label>978-9-81069664-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>System analysis.
<br/><br/><label>Dewey Class. No.: </label>003 V135 2012