United States. National Oceanic and Atmospheric Administration. Office of the Chief Scientist. (1990). NOAA environmental digest: Selected environmental indicators of the United States and the global environment. U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, Office of the Chief Scientist.
Chicago Style (17th ed.) CitationUnited States. National Oceanic and Atmospheric Administration. Office of the Chief Scientist. NOAA Environmental Digest: Selected Environmental Indicators of the United States and the Global Environment. Washington, D.C.: U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, Office of the Chief Scientist, 1990.
MLA (8th ed.) CitationUnited States. National Oceanic and Atmospheric Administration. Office of the Chief Scientist. NOAA Environmental Digest: Selected Environmental Indicators of the United States and the Global Environment. U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, Office of the Chief Scientist, 1990.