Leffingwell, Dean. <br/><br/>
Managing software requirements :  A use case approach / 
Dean Leffingwell and Don Widrig. 
 - 2nd ed. 
 - Boston :  Addison-Wesley,  c2003. 
 - xxxvii, 502 p. :  ill. ;  25 cm. 
 - Addison-Wesley object technology series .
<br/><br/>Includes bibliographical references (p. 483-486) and index. 
<br/><br/><label>ISBN: </label>9780321122476  (alk. paper) 
<br/><br/><label>LCCN: </label>2003043724 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer software--Development--Management.<br/>Use cases (Systems engineering)
<br/><br/><label>Dewey Class. No.: </label>005.1068  / LEF