Sommerville, Ian  & Sawyer, Pete <br/><br/>
Requirements engineering : a good practice guide 

 - John Wiley, Chichester  1997 
 - xi,391 
<br/><br/><label>ISBN: </label>0-471-97444-7 
<br/><br/><label>Dewey Class. No.: </label>620.7 Som/Saw