United States. Foreign Agricultural Service. Horticultural and Tropical Products Division & United States. Foreign Agricultural Service. AgExport Services Division. (1998). Organic perspectives. Horticultural & Tropical Products Division, Foreign Agricultural Service, U.S. Dept. of Agriculture.
Chicago Style (17th ed.) CitationUnited States. Foreign Agricultural Service. Horticultural and Tropical Products Division and United States. Foreign Agricultural Service. AgExport Services Division. Organic Perspectives. [Washington, D.C.]: Horticultural & Tropical Products Division, Foreign Agricultural Service, U.S. Dept. of Agriculture, 1998.
MLA (9th ed.) CitationUnited States. Foreign Agricultural Service. Horticultural and Tropical Products Division and United States. Foreign Agricultural Service. AgExport Services Division. Organic Perspectives. Horticultural & Tropical Products Division, Foreign Agricultural Service, U.S. Dept. of Agriculture, 1998.