| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| CosMos: A Co-creator's Guide to the Whole World | 978-1-4019-1891-0 (1-4019-1891-3) | 2008 | Ervin Laszlo Ph.D. |
| The 8th Chakra: What It Is and How It Can Transform Your Life | 978-1-4019-1695-4 (1-4019-1695-3) | 2007 | |
| The 13th Step: A Global Journey in Search of Our Cosmic Destiny | 978-1-4019-1873-6 (1-4019-1873-5) | 2009 | |