Palgrave Macmillan · VDM Verlag Dr. Müller
| title | ISBN-13 (ISBN-10) | year of publication | |
|---|---|---|---|
| India and the Occult | 978-1-137-40498-5 (1-137-40498-1) | 2014 | |
| Masters of Magical Powers: The N?th Yogis in the Light of Esoteric Notions | 978-3-639-04598-7 (3-639-04598-X) | 2008 |