00536nam a2200193Ia 4500003000400000008004100004020001500045082001600060100001700076245003300093250001200126260005400138300001300192650004100205650003400246650002700280700001700307700001800324OSt170901s1987    xx            000 0 und d  a8123909772  a631.3bK47P  aKepner R. A. 0aPrinciples of Farm Machinery  a3rd ed.  aNew DelhibCBS, Publishers and Distributorsc1987  axi;527p.  aAgriculture and related technologies  aTechnology (Applied sciences)  aAgricultural Machinery  aBainer, Roy.  aBarger, E. L.