Design patterns  Elements of reusable object-oriented software 
by Erich Gamma, et al., 
 - Singapore  Pearson Education  1995 
 - xv, 395p. 
 - Addison-Wesley Professional Computing Series .
<br/><br/><label>ISBN: </label>8178081350 
<br/><br/><label>Dewey Class. No.: </label>005.1  / N953;3 R(T)