Rast, W., & Lee, G. F. (1978). Summary analysis of the North American (US portion) OECD eutrophication project: Nutrient loading - lake response relationships and trophic state indices. Corvallis Environmental Research Laboratory, Office of Research and Development, Environmental Protection Agency.
Chicago Style (17th ed.) CitationRast, Walter, and G. Fred Lee. Summary Analysis of the North American (US Portion) OECD Eutrophication Project: Nutrient Loading - Lake Response Relationships and Trophic State Indices. Corvallis, Or.: Corvallis Environmental Research Laboratory, Office of Research and Development, Environmental Protection Agency, 1978.
MLA (9th ed.) CitationRast, Walter, and G. Fred Lee. Summary Analysis of the North American (US Portion) OECD Eutrophication Project: Nutrient Loading - Lake Response Relationships and Trophic State Indices. Corvallis Environmental Research Laboratory, Office of Research and Development, Environmental Protection Agency, 1978.