United States. Environmental Protection Agency. (2009). GreenScapes, U.S. EPA sustainable landscapes: Activities list. U. S. Environmental Protection Agency.
Chicago Style (17th ed.) CitationUnited States. Environmental Protection Agency. GreenScapes, U.S. EPA Sustainable Landscapes: Activities List. Washington, DC: U. S. Environmental Protection Agency, 2009.
MLA (9th ed.) CitationUnited States. Environmental Protection Agency. GreenScapes, U.S. EPA Sustainable Landscapes: Activities List. U. S. Environmental Protection Agency, 2009.
Warning: These citations may not always be 100% accurate.