Sommerville, Ian <br/><br/>
Requirements engineering :   a good practice guide / 
Ian Sommerville and Pete Sawyer 
 - Chichester, Eng.:   New York:   Wiley,   1999 
 - xi, 391 p.:   ill.;   24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0471974447 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer software--Development<br/>System analysis<br/>Systems engineering