Helmberger, Peter G.
Economic analysis of farm programs - New York McGraw-Hill 1991 - xvi, 300 p.
79099459
Agriculture-government policy-USA
338.1873 / HEL
Economic analysis of farm programs - New York McGraw-Hill 1991 - xvi, 300 p.
79099459
Agriculture-government policy-USA
338.1873 / HEL