000			00317 a2200133 4500
080			_bADA
082			_a630.715
100			_aAdams,M.E
245			_aAgriculture extansion in developing countries
260			_bIntermidiate tropical agriculture
300			_c28 cm. _a108 p.
650			_aAgriculture
942			_cSR
999			_c10879 _d12409