| 000 | 00417cam a22001097a 4500 | ||
|---|---|---|---|
| 008 | 180718b1979 xxu||||| |||| 00| 0 eng d | ||
| 082 | _aY11x624 Un3 | ||
| 100 | _aThimm, Heinz- Ulrich | ||
| 245 |
_aDevelopment projects in the Sudan: an analysis of their reports with implications for research and training in Arid land management _cby Heinz- Ulrich Thimm |
||
| 260 |
_a _bUnited Nations University _c1979 |
||
| 300 | _a58p. | ||
| 999 |
_c499084 _d499084 |
||