Robert V. · Robert Vellusig · Robert Volkswagen · Roberto Vilchez
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| How They Wrote the Gospels: A Radical New Perspective | 978-1-9852-1468-2 (1-9852-1468-7) | 2018 |
| The Five-Module Call Center Training System | 978-1-9795-3757-5 (1-9795-3757-7) | 2017 |