00514nam a2200181 a 450000500170000008200190001710000060003611000160004224500490005826000610010730000150016869000220018369000150020596400210022099700120024199900150025395200640026820251203090512.0  a331.2592,btra  d_  aMathur, J.S  aTraining needs of block development officers  aHyderabad: National Institute of Rural Developmentc1982  a92p.c22cm  aBlock development  a<Training>  bEngcdefgPUL  a28103 C  c9878d9878  00104070aPUbPUd1998-04-08l0o331.2592, trap28103yBK