| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Militancy Versus Civilization: An Introduction to, and Epitome of, the Teaching of Herbert Spencer Concerning Permanent Peace as the First Condition of Progress | 978-1-112-15672-4 (1-112-15672-0) | 2009 |
| Spencer's Synthetic Philosophy: What it is All About: An Introduction to Justice, "the Most Important Part." | 978-1-112-15665-6 (1-112-15665-8) | 2009 |