00306nam a2200121Ia 4500008004100000041001200041082001100053100001900064245007200083260000600155650000600161700001700167221030s9999    xx            000 0 und d  aEnglish  a105.23  aR. Wirfs Brock 0aDesigning Object Oriented Softwarecby R. Wirfs Brock, B. Wilkerson  c0  aB  aB. Wilkerson