000 00340nam a2200133Ia 4500
008 180611s9999||||xx |||||||||||||| ||und||
041 _aen
082 _a630.715
100 _aBenor,Daniel
245 0 _aAgricultural extension: The training and visit system
260 _bWashington. The world bank
_c1984
300 _ax,86p
942 _cLL
999 _c30854
_d30854