00468nam a2200145Ia 4500 130903s9999 xx 000 0 und d TR 63.001.5(66)(047.3) M4 Edited Peter Malton, etc. Coming full circle; Farmer's participation in the development of technology Ottawa IDRC 1984 176p. Malton, Peter, etc. Agricultural Research,Agricultural Extension Work GRBK 0 0 0 0 KSD KSD 2013-09-03 0 TR 63.001.5(66)(047.3) M4 G1037 2013-09-03 00:00:00 2013-09-03 GRBK 81997 81997