Weiler, S. K. (2009). Green roof systems: A guide to the planning, design and construction of landscapes over structure. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Weiler, Susan K. Green Roof Systems: A Guide to the Planning, Design and Construction of Landscapes over Structure. John Wiley & Sons, 2009.
Lua MLA (8ú heag.)Weiler, Susan K. Green Roof Systems: A Guide to the Planning, Design and Construction of Landscapes over Structure. John Wiley & Sons, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.