000 00479nam a2200169Ia 4500
008 170901s2008 xx 000 0 und d
020 _a9788175552210
082 _a630.717
_bT78P
100 _aTripathi, S. L.
245 0 _aExtension Education
260 _aNew Delhi
_bUniversity Publication
_c2008
300 _a456
650 _aAgriculture and related technologies
650 _aTechnology (Applied sciences)
653 _aAgricultural extension work
942 _2ddc
_cBK
999 _c12632
_d12632