The Relay Testing Handbook: Principles and Practice
| Country | USA |
| Brand | Valence Electrical Training Services |
| Manufacturer | Valence Electrical Training Services |
| Binding | Paperback |
| ItemPartNumber | black & white illustrations |
| ReleaseDate | 2017-12-13 |
| UnitCount | 1 |
| EANs | 9781934348154 |