| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Customer Relations for Careers | 978-0-02-800008-4 (0-02-800008-0) | 1991 |
| Customer Relations for Technicians | 978-0-07-015832-0 (0-07-015832-0) | 1991 |
| Teacher's resource guide for Customer relations for technicians | 978-0-07-015833-7 (0-07-015833-9) | 1991 |
E. D. · E Davis · E. G. ?? · Edwin Davis · Edwin G. · G D · G Davis