Gamma Foch . <br/><br/>
Desing Patterns   elements of Peusable Object Oriented Software   Textual Documents 

 - 2008. 
 - New Delhi  Pearson Education 
 - 395 pg . 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Dewey Class. No.: </label>005.12  / GAM