00478nam a22001697a 4500003000400000008004100004082001800045100001700063245008800080260003900168300000900207502001000216650002400226650003700250650001100287650001000298OSt250319b        |||||||| |||| 00| 0 eng d  a630.715bS15I  aSanjay Kumar  aImpact of National Demonstration Programme in Vaishali District / cby Sanjay Kumar  a.- Pusa, Samastipurb: RAUc, 1988  a75p.  bM.Sc.  aExtension Education  aNational Demonstration Programme  aThesis  aM.Sc.