System analysis and design:  Method and invention/  English. 
Robert E. Leslie. 
 - New Jersey:  Prentice-Hall A division of Simon & Schuster Inc,  1986. 
 - vi, 490p.:  ill.;  24cm. 
<br/><br/><label>ISBN: </label>013880311001 
<br/><br/><label>Dewey Class. No.: </label>681.141.3  / LES