United States. Soil Conservation Service. Pacific Northwest erosion control projects: Annual report.
Chicago Style (17th ed.) CitationUnited States. Soil Conservation Service. Pacific Northwest Erosion Control Projects: Annual Report. [Spokane, Wash.?].
MLA (8th ed.) CitationUnited States. Soil Conservation Service. Pacific Northwest Erosion Control Projects: Annual Report.
Warning: These citations may not always be 100% accurate.