Whitten, Jeffrey L. <br/><br/>
Systems analysis and design methods   [Book] 
Jeffrey L. Whitten. 
 - 2nd Ed. 
 -  National Book Foundation Islamabad 
<br/><br/> All. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Systems Design
<br/><br/><label>Dewey Class. No.: </label>004.21