| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1991 | 978-0-9628284-0-9 | Suzannah Cooper Doyle | Ovulation Method Charting Booklet |
| '' | 978-0-9628284-1-6 | Suzannah C. Doyle | Fertility Awareness and Natural Family Planning Resources Directory 1991 |
| '' | 978-0-9628284-3-0 | S. Doyle | Infertility Self Help |