000 00421nam a2200121 4500
082 _a630.715 RAT-A
100 _aRathakrishnan T. and others
245 _aAdvances and Challenges in Agricultural Extension and Rural Development
260 _aNew Delhi
_bNIPA
_c2009
300 _a542 p.
650 _aAgricultural Extension; Extension Education; Rural development; Rural sociology; Education Technology;
942 _2ddc
_cBK
999 _c53757
_d53757