| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Spirale: Cassette Set, Including Spirale Musicale Level 2 | 978-0-340-54761-8 (0-340-54761-8) | 1992 | Jacqueline Jenkins · Barry Jones · Bill Crow |
| Spirale: Photocopy Masters and Assessment File Level 2 | 978-0-340-58716-4 (0-340-58716-4) | 1993 | Jacqueline Jenkins · Barry Jones · Iain Mitchell |