United States. Environmental Protection Agency. Office of Emergency and Remedial Response. (1989). Risk assessment guidance for Superfund. Office of Emergency and Remedial Response, U.S. Environmental Protection Agency.
Chicago Style (17th ed.) CitationUnited States. Environmental Protection Agency. Office of Emergency and Remedial Response. Risk Assessment Guidance for Superfund. Washington, DC: Office of Emergency and Remedial Response, U.S. Environmental Protection Agency, 1989.
MLA (8th ed.) CitationUnited States. Environmental Protection Agency. Office of Emergency and Remedial Response. Risk Assessment Guidance for Superfund. Office of Emergency and Remedial Response, U.S. Environmental Protection Agency, 1989.
Warning: These citations may not always be 100% accurate.