| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Business English for the 21st Century | 978-0-13-082667-1 | 1999 | Robert E Barry |
| Business English for the 21st Century | 978-0-13-533878-0 | 1996 | Robert E. Barry · Patricia Taylor Ellison |
| Business English for the 21st Century | 978-0-13-099343-4 | ||
| Business English for the 21st Century: Annotated Instructor's Edition with Transparency Masters | 978-0-13-084360-9 | 2000 | Robert E. Barry |
P.E. · P T · P. Taylor · Pat Taylor · Pat Taylor Ellison and Robert E. Barry with James Scannell McCormick · T. Ellison
Pat Taylor Ellison and Robert E. Barry with James Scannell McCormick