| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| APL 1 and APL 2: A Practical Introduction | 978-0-9524167-1-5 (0-9524167-1-9) | 2008 |
| APL 3 and APL 4: A Practical Introduction | 978-0-9524167-2-2 (0-9524167-2-7) | 2008 |
| Unity Consciousness and the Perfect Observer: Quantum Understanding Beyond Reason and Reality | 978-0-9524167-0-8 (0-9524167-0-0) | 1995 |
(D-R) · Donald-R · Donald Robertson · G D · G. Donald · G. Robertson · Graeme Donald · Graeme Robertson