Leffingwell, Dean <br/><br/>
Managing software requirements :  a use case approach / 
Dean Leffingwell, Don Widrig 
 - 2nd ed. 
 - Boston :  Addison-Wesley,  c2003 
 - xxxvii, 502 p. :  ill. ;  24 cm. 
 - Addison-Wesley object technology series .
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780321903723 (pbk.) 032112247X (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer software--Development--Management<br/>Use cases (Systems engineering)