Erich Gamma, et. al. <br/><br/>
Design Patterns Elements of Reusable Object-Oriented Software 

 - 1st 
 - Noida  publisher  1995 
 - 395 p. ; 
<br/><br/><label>ISBN: </label>978-81-317-0007-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>COMPUTER
<br/><br/><label>Dewey Class. No.: </label>005.117  / GAM/D