Yazar
walter e sellers
5 cilt bulundu.
Walter E. Sellers · U.S. Dept. of Agriculture, Economic Research Service; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.
23 sayfa · 1970
Agricultural laborers
Walter E. Sellers · U.S. Dept. of Agriculture, Economic Research Service; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.
42 sayfa · 1970
Agricultural laborers
Walter E. Sellers · [for sale by the Supt. of Docs., U.S. Govt. Print. Off.
45 sayfa · 1969
Agricultural laborers
Walter E. Sellers · Economic Research Service, U.S. Dept. of Agriculture; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.
20 sayfa · 1971
Agricultural laborers / Hours of labor / Workweek
Walter E. Sellers · U.S. Dept. of Agriculture, Economic Research Service
24 sayfa · 1972
Agricultural laborers / Labor contract / Seasonal labor