K.k. ยท Kevin Kerr
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| ArrowHead Sales Boot Camp - Valves A: Forum P&I Valves A | 978-1-9874-1264-2 (1-9874-1264-8) | 2018 |
| ArrowHead Sales Boot Camp - Valves B: FORUM P&I Valves B | 978-1-9874-1277-2 (1-9874-1277-X) | 2018 |