| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| A YEAR IN GREEN TEA AND TUK-TUKS: My unlikely adventure creating an eco farm in Sri Lanka | 978-0-00-723309-0 | 2010 | |
| DMT Dialogues: Encounters with the Spirit Molecule | 978-1-62055-747-1 | 2018 | David Luke · Anton Bilton |
| Rising Tides | 978-1-84195-402-8 | 2003 | |
| Three Men on a Bike | 978-0-86241-542-6 | 1995 | |
Canongate Books · Canongate Books Ltd · HarperCollins