| 000 | 00449nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 140317s9999 xx 000 0 und d | ||
| 082 | _a333.73 | ||
| 100 | _aWorthington,E.B. | ||
| 245 | _aArid land irrigation in developing countries:Environmental problems and effects.Symp. | ||
| 260 |
_aAlexandria _bEgypt.Oxford Pergamon Press _c1977 |
||
| 300 | _a463 | ||
| 650 | _aEconomics | ||
| 653 | _aArid lands | ||
| 653 | _aEconomics | ||
| 942 |
_2ddc _cBK |
||
| 999 |
_c7645 _d7645 |
||