000 00344nam a2200121Ia 4500
008 240112s9999 xx 000 0 und d
082 _aALL-W
_b338.1
100 _aAllaby, Michael
245 0 _aWorld food resources: Actual and potential
260 _a London
_bApplied Science Publishers
_c1997
650 _aAgricultural economics
942 _cBK
999 _c52462
_d52462