003170000a22001330004500020001500000060000800015082001200023100001700035245005400052260002700106260000900133300000800142650003300150  a8120002873  a100  a020 SUB  aSubbaiah, R.  aAgricultural library users ( an analytical study)  aNew Delhi, Metropolian  c1989  a178  aUsers - agricultural library