00277nam a2200109Ia 4500008004100000041000800041082001200049100001700061245002800078260004200106999001900148231107s1988    xx            000 0 und d  aeng  a720.284  aHels Alperto  aArchitectural Rendering  aNew YorkbMcgraw hill New Delhic1988  c921673d921673