| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Project X Origins: Dark Red Book Band, Oxford Level 17: Extreme: Class Pack of 30 | 978-0-19-830353-4 (0-19-830353-X) | 2014 | Jan Burchett · Sara Vogler · Martyn Beardsley · Jan Andrew Henderson · Alex Lane · Katie Frost |
| Project X Origins: Dark Red Book Band, Oxford Level 17: Extreme: Mixed Pack of 5 | 978-0-19-830352-7 (0-19-830352-1) | 2014 | Jan Burchett · Sara Vogler · Martyn Beardsley · Jan Andrew Henderson · Alex Lane · Katie Frost |