005270000a22001570004500060000800000082002400008100001800032245005900050260002900109260000900138300000800147650006600155942000700221999001900228952012200247  a100  a630. 715 054 83 BAC  aBacon, Earl I  aHand book on extension for extension workers of Kerala  a Trivandrum, Govt: Press  c1959  a117  aFarm workers- Kerala/ Agricultural extension services- Kerala  cBK  c352467d352467  00104070aKAUCOAVbKAUCOAVd2014-05-02l0o630. 715 054 83 BACpKAU_COAV-15620r2014-05-02 00:00:00w2014-05-02yBK