Making your wastewater treatment plant work : good operation and maintenance is the key.
| Corporate Author: | |
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| Format: | Government Document Book |
| Language: | English |
| Published: |
[Washington] :
Environmental Protection Agency,
1979.
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| Series: | OPA ; 110/9
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| Subjects: |
| Item Description: | June 1979. |
|---|---|
| Physical Description: | 8 pages : illustrations ; 23 x 11 cm. |