| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Evangelical Rhetoric of Ramon Llull: Lay Learning and Piety in the Christian West Around 1300 | 978-0-19-509005-5 (0-19-509005-5) | 1997 |
| The Spiritual Logic of Ramon Llull | 978-0-19-824920-7 (0-19-824920-9) | 1987 |
D. J. · D. Johnston · M.D · M J · M. Johnston · Mark J. · Mark Johnston