British Library Publishing Division · University of Toronto Press
| title | ISBN-13 | year of publica- tion |
|---|---|---|
| Astrology in Medieval Manuscripts | 978-0-7123-4744-0 | 2002 |
| Astrology in Medieval Manuscripts | 978-0-8020-8511-5 | 2002 |
| Magic in Medieval Manuscripts | 978-0-7123-4813-3 | 2004 |
| Magic in Medieval Manuscripts | 978-0-8020-3797-8 | 2004 |