Dyfyniad APA

Weiler, S. K., & Scholz-Barth, K. (2009). Green roof systems: A guide to the planning, design, and construction of landscapes over structure. John Wiley & Sons.

Dyfyniad Arddull Chicago

Weiler, Susan K., and Katrin Scholz-Barth. Green Roof Systems: A Guide to the Planning, Design, and Construction of Landscapes over Structure. Hoboken, N.J: John Wiley & Sons, 2009.

Dyfyniad MLA

Weiler, Susan K., and Katrin Scholz-Barth. Green Roof Systems: A Guide to the Planning, Design, and Construction of Landscapes over Structure. John Wiley & Sons, 2009.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.