National Research Council (U.S.). Committee to Review the USGS National Water Quality Assessment Pilot Program & ebrary, Inc. (1990). A review of the USGS National Water Quality Assessment Pilot Program. National Academy Press.
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Chicago-viite (17. p.)
National Research Council (U.S.). Committee to Review the USGS National Water Quality Assessment Pilot Program ja Inc ebrary. A Review of the USGS National Water Quality Assessment Pilot Program. Washington, D.C.: National Academy Press, 1990.
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MLA-viite (9. p.)
National Research Council (U.S.). Committee to Review the USGS National Water Quality Assessment Pilot Program ja Inc ebrary. A Review of the USGS National Water Quality Assessment Pilot Program. National Academy Press, 1990.
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