00288nam a2200109Ia 4500100003300000654001300033245006000046260003500106082001700141300000800158546001200166  aGamma/ Erich/ Helm/ Richard   acomputer  aDesign  Patterns : Ressable  Object  Oriented  Software  bAddison Wesley PubaNONEc1995  a5.1bgam/hel  a395  aENGLISH