Design patterns :  : elements of reusable object-oriented software / 
/ Erich Gamma ... [et al.]. 
 - Reading, Mass. :  : Addison-Wesley,  , c1995. 
 - xv, 395 p. :  : ill. ;  ; 25 cm. 
 - Addison-Wesley professional computing series. .
<br/><br/>Includes bibliographical references (p. 375-381) and index. 
<br/><br/><label>ISBN: </label>9780201633610 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Object-oriented programming (Computer science)<br/>Computer software--Reusability.
<br/><br/><label>Dewey Class. No.: </label>005.12 DES 1995