United States. Department of Agriculture. Economic Research Service. Foreign Development and Trade Division. (1965). Changes in agriculture in 26 developing nations, 1948 to 1963. Economic Research Service, United States Department of Agriculture.
Παραπομπή σε μορφή Chicago (17η εκδ.)United States. Department of Agriculture. Economic Research Service. Foreign Development and Trade Division. Changes in Agriculture in 26 Developing Nations, 1948 to 1963. [Washington, D.C.]: Economic Research Service, United States Department of Agriculture, 1965.
Παραπομπή σε μορφή MLA (9th εκδ.)United States. Department of Agriculture. Economic Research Service. Foreign Development and Trade Division. Changes in Agriculture in 26 Developing Nations, 1948 to 1963. Economic Research Service, United States Department of Agriculture, 1965.