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| 900 | 0 | 0 | _a19990903 |
| 901 | 0 | 0 | _aENG |
| 020 | 0 | 0 | _a9171061975 |
| 903 | 0 | 0 | _a35636 |
| 245 | 0 | 0 | _aSoil Erosion and Sedimantation in semi-Arid Tanzania : Studies of Environmental Change and Ecological Imbalance |
| 100 | 0 | 0 | _aChristransson, Carl |
| 902 | 0 | 0 | _a537.302096 |
| 260 | 0 | 0 |
_aUppsala _bScandinavian Institute of African Studies _c1981 |
| 999 |
_c32455 _d32455 |
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