| 000 | 00391nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 140317s9999 xx 000 0 und d | ||
| 082 | _a574.5265 | ||
| 100 | _aU.N.E.S.C.O. | ||
| 245 | _aMAB development of arid and semiarid lands: obstacles and prospects | ||
| 260 |
_aParis _bUNESCO _c1977 |
||
| 300 | _a41 | ||
| 653 | _aDeser,Arid,Semi Arid | ||
| 653 | _aSemiarid Lands | ||
| 942 |
_2ddc _cBK |
||
| 999 |
_c8970 _d8970 |
||