000 | 00394nam a2200133Ia 4500 | ||
---|---|---|---|
008 | 100324s9999 xx 000 0 und d | ||
100 | _aSpeirs M; Oslen O | ||
245 | _aIndigenous integrated farming systems in the Sahel | ||
260 |
_c1992 _bWorld Bank _aWashington DC |
||
366 | _b1992 | ||
650 | _aAccounting | ||
942 | _cBK | ||
999 |
_c75121 _d75121 |