00530nam a2200169Ia 4500003000400000008004100004082001800045100001800063245007800081260004900159300001300208650003400221650004100255650003200296650001800328650001400346OSt170901s1965    xx            000 0 und d  a630.717bR16A  aKrishan, Ram. 0aAgricultural Demonstration and Extension Communication / cby Ram Krishan  a.- New Yorkb: Asia Publishing Housec, 1965  axv,260p.  aTechnology (Applied Sciences)  aAgriculture and Related Technologies  aAgricultural Extension Work  aCommunication  aBook Bank