| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Natural Birth Control Made Simple | Paperback | 978-0-89793-403-9 (0-89793-403-2) | 2003 | R.N., C.N.P., Barbara Kass-Annese |
| Natural Birth Control Made Simple | Hardcover | 978-0-89793-404-6 (0-89793-404-0) | 2003 | Barbara Kass-Annese |
| The Fertility Awareness Workbook | Paperback | 978-0-89793-078-9 (0-89793-078-9) | 1990 | " |
C.D. · H. C. · H.D. · Hal C., M.D. Danzer · Hal Danzer · M.D. Hal C. Danzer