(2004). Soil and water assessment tool: Input/output file documentation. Texas: Grassland, Soil and Water Research Laboratory.
Chicago-tyylinen lähdeviittausSoil and Water Assessment Tool: Input/output File Documentation. Texas: Grassland, Soil and Water Research Laboratory, 2004.
MLA-viiteSoil and Water Assessment Tool: Input/output File Documentation. Texas: Grassland, Soil and Water Research Laboratory, 2004.
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