United States. Soil Conservation Service. (1978). Design charts: Vegetated channel trapezoidal cross section. Dept. of Agriculture, Soil Conservation Service.
Chicago Style (17th ed.) CitationUnited States. Soil Conservation Service. Design Charts: Vegetated Channel Trapezoidal Cross Section. Madison, Wis.: Dept. of Agriculture, Soil Conservation Service, 1978.
MLA (9th ed.) CitationUnited States. Soil Conservation Service. Design Charts: Vegetated Channel Trapezoidal Cross Section. Dept. of Agriculture, Soil Conservation Service, 1978.
Warning: These citations may not always be 100% accurate.