United States. Soil Conservation Service. (1992). Contour buffer strips: Minnesota job sheet. USDA Soil Conservation Service.
Chicago Style (17th ed.) CitationUnited States. Soil Conservation Service. Contour Buffer Strips: Minnesota Job Sheet. St. Paul, Minn.: USDA Soil Conservation Service, 1992.
MLA (9th ed.) CitationUnited States. Soil Conservation Service. Contour Buffer Strips: Minnesota Job Sheet. USDA Soil Conservation Service, 1992.
Warning: These citations may not always be 100% accurate.