Wirfs-Brock, Rebecca <br/><br/>
Object design :   roles, responsibilities, and collaborations / 
Rebecca Wirfs-Brock, Alan McKean 
 - Boston:  Addison-Wesley,   2003 
 - xxiii, 390 p.:   ill.;   24 cm 
<br/><br/>Includes bibliographical references (p. 375-380) and index 
<br/><br/><label>ISBN: </label>0201379430 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Object-oriented methods (Computer science)