00320nam a2200109Ia 4500008004100000082001800041245002500059260002800084300001000112600006100122650002700183130903s9999    xx            000 0 und d  a374.14:63  N4  aOccasional papers 2.  aHyderabadbMANAGEc1994  a132p.  aNational Institute of Agricultural Extension Management.  aAgricultural Extension