Yazar
William Anton Newman
2 cilt bulundu.
Cilt sonuçları
Selected references on practices and use of labor on farms
William Anton Newman · Yayınevi bilinmiyor
Sayfa sayısı yok · 1937
Bibliography / Agricultural laborers / Agricultural implements and machinery / Agricultural implements
Changes in technology and labor requirements in livestock production
George A. Sallee, Arthur Armington Lewis, Robert B. Elwood, William Anton Newman, Robert Bailey Elwood, United States. Bureau of Agricultural Economics, United States. Work Projects Administration, National Research Project on Reemployment Opportunities and Recent Changes in Industrial Techniques (U.S.) · Yayınevi bilinmiyor
57 sayfa · 1941
Poultry industry