Weiler, S. K. (2009). Green roof systems: A guide to the planning, design and construction of landscapes over structure. John Wiley & Sons.
Chicago-referens (17:e uppl.)Weiler, Susan K. Green Roof Systems: A Guide to the Planning, Design and Construction of Landscapes over Structure. John Wiley & Sons, 2009.
MLA-referens (8:e uppl.)Weiler, Susan K. Green Roof Systems: A Guide to the Planning, Design and Construction of Landscapes over Structure. John Wiley & Sons, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.