Gamma, Erich, Helm, Richard, Johnson, Ralph <br/><br/>
Design patterns, elements of reusable object-oriented software 

 - NEW YORK  ADDISON WESLEY PUBLISHER  1995 
 - XV, 395P 
<br/><br/><label>ISBN: </label>0201633612 
<br/><br/><label>Dewey Class. No.: </label>005.12 GAM