Modern System Analysis and Design/  English. 
Jeffrey A. Hoffer, Joey F. George and Joseph S. valacich. 
 - 4th Ed 
 - India:  Dorling Kindersley Pvt. Ltd,  2008. 
 - xxxxiii, 614p.:  ill;  28cm. 
<br/><br/><label>ISBN: </label>9788177582970 
<br/><br/><label>Dewey Class. No.: </label>681.142.2  / HOF