| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Web of Language | 978-0-19-916028-0 (0-19-916028-7) | 1982 | Tony Penman |
| Web of Language | 978-0-19-916049-5 (0-19-916049-X) | 1982 | " |
| Web of Language: Cassettes Set | 978-0-19-840319-7 (0-19-840319-4) | 1982 | " |