Gamma, Erich <br/><br/>
Design patterns:elements of reusable object-oriented software, Erich Gamma, eng 

 - New York, Addison-Wesley, US  1994 
 - xv,395p.  22cm 
 - Addison-Wesley professional computing series .
<br/><br/><label>ISBN: </label>0201633612 
<br/><br/><label>Dewey Class. No.: </label>005.12,  / D, gam