Valaeich, JS <br/><br/>
Essentials of Systems Analysis & Design 
By J S. Valaeich 
 - 4 e/d 
 - New Delhi  PHI.Newdehli  2009 
 - 432 
<br/><br/> ISBM 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Management