| 000 | 00522nam a2200205 a 4500 | ||
|---|---|---|---|
| 999 |
_c268 _d268 |
||
| 003 | OSt | ||
| 005 | 20220429142026.0 | ||
| 008 | 121119s1974 xx || ||||||| |d | ||
| 010 | _a75312777 | ||
| 040 | _cUNU Library | ||
| 100 | 1 |
_aHuisman, L. _92531 |
|
| 245 | 0 | 0 | _aSlow sand filtration |
| 260 | _c1974 | ||
| 260 | _bWorld Health Organization | ||
| 650 | 7 |
_aHEALTH PLANNING _2unbist _92532 |
|
| 650 | 7 |
_aPUBLIC HEALTH _2unbist _9150 |
|
| 650 | 7 |
_aWATER _2unbist _91262 |
|
| 700 | 1 |
_aWood, W. E. _92533 |
|
| 942 |
_cBK _2UNULib |
||