R. C. ยท R. Crawford
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Iron Elephant: What You Should Know about the Dangers of Excess Body Iron | 978-0-9632547-0-2 (0-9632547-0-7) | 1993 |
| Iron - Killer Nutrient: Time to Knock Iron Off Its Nutritional Pedestal | 978-0-9632547-1-9 (0-9632547-1-5) | 1993 |
| Tick...Tick...Tick... | 978-0-9632547-2-6 (0-9632547-2-3) | 1995 |