00331nam a2200097Ia 4500008004100000100004400041245010100085260003000186260000900216300000800225200302s9999    xx            000 0 und d  aSusan K. Weiler and Katrin Scholz-Barth  aGreen Roof Systems A Guide to the Planning, Design and Construction of Landscapes Over Structure  bJohn- Wiley & Sons, Inc.,  c2009  a313