HarperCollins · New Island Books
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Serpent and the Goddess: Women, Religion and Power in Celtic Ireland | 978-1-902602-96-7 (1-902602-96-X) | 2002 |
| The Serpent and the Goddess: Women, Religion, and Power in Celtic Ireland | 978-0-06-250156-1 (0-06-250156-9) | 1989 |