"E. K." ยท Edwin L. Klingelhofer
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Coping with your Grown Children | 978-0-89603-159-3 (0-89603-159-4) | 1989 | |
| Living Allergy Free: How to Create and Maintain an Allergen- and Irritant-Free Environment | 978-0-89603-225-5 (0-89603-225-6) | 1992 | M. Eric Gershwin |