Practice Exams: Water Treatment Operator Certification
| Country | USA |
| Brand | American Water Works Association |
| Manufacturer | American Water Works Association |
| Binding | Paperback |
| ItemPartNumber | Illustrated |
| UnitCount | 1 |
| Format | Illustrated |
| EANs | 9781583218617 |
| ReleaseDate | 0000-00-00 |