Bill Douskalis · Bill E. Douglas · William Douglas
| title | ISBN-13 | year of publica- tion |
|---|---|---|
| Anthology of QiGong Relaxation Therapy & Mind Expansion | 978-1-893634-16-9 | 2002 |
| Complete Idiot's Guide to T'ai Chi and QiGong | 978-1-59257-420-9 | 2005 |
| The Complete Idiot's Guide to T'ai Chi & QiGong | 978-0-02-864264-2 | 2002 |
| The Complete Idiot's Guide to T'ai Chi and QiGong | 978-0-02-862909-4 | 1999 |