Design patterns   : elements of reusable object-oriented software 
/  Erich Gamma ... [et al.] 
 - Boston, Mass.   : Addison-Wesley   , 1995 
 - xv, 395 p. :   il. 
 - (Addison-Wesley professional computing series) .
<br/><br/><label>ISBN: </label>0201633612 
<br/><br/><label>Subjects--Topical Terms: </label><br/> PROGRAMACION ORIENTADA A OBJETOS<br/> DESARROLLO DE SOFTWARE<br/> RECONOCIMIENTO DE FORMAS
<br/><br/><label>Universal Decimal Class. No.: </label>004.045 D457d