00514nam a22001937a 4500003000500000005001700005008004100022010001000063011001000073035001000083040000900093082001500102100002300117245006200140260003500202300001100237650004500248650002700293CHAP20220329140701.0971013s1954            r     00010     d  a55994  a56966  a61119  cCHAP  a338.1bS2400aSchickele, Rainer.  aAgricultural policyb: farm programs and national welfare  aNew York :bMcGraw-Hill,c1954  a453 p.14aAgriculturaxAspectos economicoszE.U.A.14aPolítica agrícola.