Alpert, Sherman R  . <br/><br/>
Design Patterns Smalltalk Companion /   Textual Documents 
NULL. 
 - New Delhi :   Addison Wesley Longman, Inc. ,   1998. 
 - 290 ;   24*18. 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Index Terms: </label>Software Engineering 
<br/><br/><label>Dewey Class. No.: </label>005.1  / ALP