United States. Environmental Protection Agency. Office of Solid Waste and Emergency Response. (2008). Resource conservation challenge: Update. United States Environmental Protection Agency, Office of Solid Waste and Emergency Response.
Chicago Style (17th ed.) CitationUnited States. Environmental Protection Agency. Office of Solid Waste and Emergency Response. Resource Conservation Challenge: Update. [Washington, D.C.]: United States Environmental Protection Agency, Office of Solid Waste and Emergency Response, 2008.
MLA (9th ed.) CitationUnited States. Environmental Protection Agency. Office of Solid Waste and Emergency Response. Resource Conservation Challenge: Update. United States Environmental Protection Agency, Office of Solid Waste and Emergency Response, 2008.