| 000 | 00402pam a2200133a 44500 | ||
|---|---|---|---|
| 008 | 140414b1991 xxu||||| |||| 00| 0 eng d | ||
| 082 |
_a627.05 _bAWW |
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| 110 | _aAMERICAN WATER WORKS ASSOCIATION | ||
| 245 |
_aAMERICAN WATER WORKS ASSOCIATION Vol 83 1991 _c |
||
| 260 |
_aWASHINGTON DC _bAMERICAN WATER WORKS ASSOCIATION _c1991 |
||
| 650 | _aWATER WORKS | ||
| 690 | _aCIVIL ENGINEERING | ||
| 906 | _a38849 | ||
| 999 |
_c36866 _d36866 |
||