00277nam a2200109Ia 4500008004100000041000800041082001100049100001400060245004800074260003700122300000800159231107s2008    xx            000 0 und d  aeng  a720.47  aYeang Ken  aEco Design: A Mannual for Ecological Design  aLondonbJohn Willey & Sonsc2008  a477