| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Building Human Intelligence: -1917 | 978-1-112-24886-3 (1-112-24886-2) | 2009 |
| Old Age Deferred: The Causes of Old Age and Its Postponement by Hygienic and Therapeutic Measures | 978-1-112-36553-9 (1-112-36553-2) | 2009 |