R. H. ยท Richard H.
| title | ISBN-13 | year of publication |
|---|---|---|
| The Truth About Vaccines: How We Are Used as Guinea Pigs Without Knowing It | 978-1-903933-92-3 | 2007 |
| The Truth About Vaccines: Making the Right Decision for Your Child | 978-1-906142-44-5 | 2009 |
| Vaccines: Making the Right Choice for Your Child | 978-1-78334-095-8 | 2017 |
| Vaccines: Making the Right Choice for Your Child | 978-1-908096-68-5 | 2013 |