000 00413nam a2200157Ia 4500
999 _c419437
_d419437
003 OSt
020 _a9789327276541
082 _a630.715
_bRAY
100 _aRay, G.L.
245 0 _aExtension communication and management
_bG.L. Ray
250 _a8th Revised & Enlarged Edition
260 _aNew Delhi
_bKalyani Publishers
_c2017
300 _a382p.
650 _aAgricultural extension work
942 _2ddc
_cBK