| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Boost Your Immune System: The drug-free guide to fighting infection and preventing disease | 978-0-7499-5334-8 (0-7499-5334-9) | 2010 | Patrick Holford BSc DipION FBANT NTCRP |
| Boost Your Immune System: The drug-free guide to fighting infection and preventing disease | 978-0-7499-1864-4 (0-7499-1864-0) | 1998 | Patrick Holford |
| How to Boost Your Immune System | 978-1-870976-00-8 (1-870976-00-2) | 1988 | |