00466nam a22001697a 4500003000400000008004100004082001700045100002500062245006000087250001200147260005300159300001500212650002000227650001400247650001600261650001900277OSt250402b        |||||||| |||| 00| 0 eng d  a338.13bS54A  aShepherd Geoffrey S.  aAgricultural Price Analysis / cby Geoffrey S. Shepherd  a5th ed.  a.- U.S.A.b: Iowa State University Pressc, 1972  aviii,348p.  aSocial Sciences  aEconomics  aAgriculture  aPrice Analysis