| 000 | 00405nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 191002s9999 xx 000 0 und d | ||
| 020 | _a0000119201 | ||
| 082 | _a0 | ||
| 100 | _aAmerican Water Work Association | ||
| 245 | 0 | _aWater Treatment Grades 3 and 4 | |
| 260 |
_aUSA _bAWWA _c2016 |
||
| 536 | _aManagement | ||
| 650 | _aWATER TREATMENT | ||
| 650 | _aWater:Treatment:Grades:3:and:4 | ||
| 942 | _cBK | ||
| 999 |
_c36171 _d36171 |
||