W. K. · William I · William K. · William Kip
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Church of the Apostles | 978-1-146-02018-3 (1-146-02018-X) | 2010 |
| The Early Conflicts of Christianity | 978-1-142-00516-0 (1-142-00516-X) | 2010 |
| The Early Jesuit Missions in North America | 978-1-146-48433-6 (1-146-48433-X) | 2010 |