K.k. · S.K. · Sheila Kippley
Couple to Couple League · HarperCollins
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Breastfeeding and Natural Child Spacing: How Ecological Breastfeeding Spaces Babies | 978-0-926412-20-0 (0-926412-20-5) | 1999 | |
| Breast-Feeding and Natural Child Spacing; The Ecology of Natural Mothering | 978-0-06-012399-4 (0-06-012399-0) | 1973 | |
| The Art of Natural Family Planning | 978-0-926412-13-2 (0-926412-13-2) | 1996 | John F. Kippley |