00527nam a2200181Ia 4500003000400000008004100004082001800045100001800063245005200081250001200133260004300145300001400188650003400202650004100236650003200277650002200309650001400331OSt170901s1973    xx            000 0 und d  a630.717bD11E  aDahama, O. P. 0aExtension and Rural Welfare / cby O. P. Dahama  a6th ed.  a.- Agrab: Ram Prasad and Sonsc, 1973  axii,716P.  aTechnology (Applied Sciences)  aAgriculture and Related Technologies  aAgricultural Extension Work  aRural Development  aBook Bank