Penguin Books Ltd · Quaker Books
| title | ISBN-13 (ISBN-10) | year of publica- tion |
|---|---|---|
| Patterns and Examples: Quaker Attitudes and European Opportunities | 978-0-85245-236-3 (0-85245-236-5) | 1991 |
| Quaker by Convincement | 978-0-85245-189-2 (0-85245-189-X) | 1985 |
| Quaker by Convincement | 978-0-14-021663-9 (0-14-021663-4) | 1974 |