| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Business 20 Intermediate Students Book | 978-0-230-43788-3 (0-230-43788-5) | 2013 | J Allison |
| Business 20 Intermediate Students Book P | 978-0-230-43789-0 (0-230-43789-3) | 2013 | " |
| Business 20 Upper Intermediate Students | 978-0-230-43796-8 (0-230-43796-6) | 2013 | " |
A. Paul Emmerson · Dr Paul Emmerson · Emmerson P · P.E. · Paul Emmerson · Peter Emmerson · Professor A. M. Emmerson