| title | ISBN-13 (ISBN-10) | year of publica- tion |
|---|---|---|
| Black Tortoise, Red Raven: The Sequel to White Tiger, Green Dragon | 978-0-595-39059-5 (0-595-39059-5) | 2006 |
| White Tiger, Green Dragon: A Tale of the Taoist Inner Alchemy | 978-0-595-12575-3 (0-595-12575-1) | 2000 |