Gamma, Erich... [et al.] <br/><br/>
Design patterns: elements of reusable object-oriented software 

 - California  Addison Wesley  1999 
 - 395p. 
<br/><br/><label>ISBN: </label>9812358757 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Object oriented software design