| title | ISBN-13 | year of publication |
|---|---|---|
| Logic Deductive and Inductive | 978-1-7219-0985-8 | 2018 |
| Logic: Deductive and Inductive | 978-1-7228-1494-6 | 2018 |
| Logic: Deductive and Inductive | 978-1-7274-4790-3 | 2018 |
| Logic: Deductive and Inductive: Large Print | 978-1-7309-4548-9 | 2018 |
| Man and His Superstitions | 978-1-107-64570-7 | 2012 |
| The Metaphysics of Nature: -1908 | 978-1-112-31250-2 | 2009 |
| The Origin of Man | 978-1-107-62800-7 | 2012 |
Cambridge University Press · Cornell University Library · CreateSpace Independent Publishing Platform · Independently published