| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Exchanging Information Paper | 978-0-582-06445-4 (0-582-06445-7) | 1991 | Christine Johnson · Mark Ellis |
| Longman Business English Skills Making Contact | 978-0-582-06447-8 (0-582-06447-3) | 1991 | Mark Ellis |
A. P. · Adriam Pilbeam · Adrian Pilbeam · Alan Pilbeam · Alan S. Pilbeam