000 00416nam a2200133Ia 4500
008 100324s9999 xx 000 0 und d
100 _aUmali D.L
245 _aPublic and private sector roles in agricultural research : theory and experience
260 _c1992
_bWorld Bank
_aWashington DC
366 _b1992
650 _aAgriculture
942 _cBK
999 _c75451
_d75451