United States. Environmental Protection Agency. Office of Wetlands, O. (1992). Protecting the nation's wetlands, oceans, and watersheds: An overview of programs and activities. U.S. Environmental Protection Agency, Office of Water, Office of Wetlands, Oceans & Watersheds.
Chicago Style (17th ed.) CitationUnited States. Environmental Protection Agency. Office of Wetlands, Oceans. Protecting the Nation's Wetlands, Oceans, and Watersheds: An Overview of Programs and Activities. Washington, DC: U.S. Environmental Protection Agency, Office of Water, Office of Wetlands, Oceans & Watersheds, 1992.
MLA (8th ed.) CitationUnited States. Environmental Protection Agency. Office of Wetlands, Oceans. Protecting the Nation's Wetlands, Oceans, and Watersheds: An Overview of Programs and Activities. U.S. Environmental Protection Agency, Office of Water, Office of Wetlands, Oceans & Watersheds, 1992.