Héléna Varley · Helena Verrill
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Color | 978-0-8148-0726-2 | 1983 | |
| Germany | 978-1-56656-516-5 | 2003 | |
| In-Flight Fitness | 978-0-7528-4458-9 | 2001 | Andreas Reyneke |
| Quiz Quest: An Absorbing, Interactive Question and Answer Book: Bk. 2 | 978-0-7534-1433-0 | 2007 | Clive Gifford · Conrad Mason · Cynthia O'Brien |
| Secrets of: Qigong | 978-0-7513-3561-3 | 2001 | Angus Clark |
DK · Interlink Pub Group Inc · Kingfisher Books Ltd · Leon Amiel · Orion