TY - BOOK AU - Shalloway,Alan AU - Trott,James R. TI - Design patterns explained: a new perspective on object-oriented design T2 - Software patterns series SN - 0201715945 AV - QA76.9 .O35S52 2002 U1 - 005.117 PY - 2002/// CY - Boston PB - Addison-Wesley KW - Object-oriented methods(Computer science Computer software KW - Development ER -