R. S. · R. Schulze · Richard S. · Richard Schulze-Kossens
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Healing Colds & Flu Naturally | 978-0-9671567-9-8 (0-9671567-9-3) | 2003 |
| There Are No Incurable Diseases: Dr. Schulze's 30-Day Cleansing & Detoxification Program | 978-0-9671567-3-6 (0-9671567-3-4) | 1999 |