| 000 | 00392nam a2200121Ia 4500 | ||
|---|---|---|---|
| 008 | 190711s9999 xx 000 0 und d | ||
| 082 | _a627.49106 U58 | ||
| 100 | _aUNESCO AND INTERNATIONAL WATER RESOURCES ASSOCIATION (IWRA) | ||
| 245 | 0 | _aWATER RESOURCES EDUCATION, PROCEEDINGS OF INTERNATIONAL SEMINAR ON WATER RESOURC | |
| 260 |
_aUSA _bI.W.R.A _c1975 |
||
| 300 | _a23X16 | ||
| 942 |
_cBK _2DDC |
||
| 999 |
_c17524 _d17524 |
||