R. E. · Robert C. Erffmeyer · Robert E.
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Module 2-New Products and Services, MBA 712, University of Wisconsin-Eau Claire | 978-0-390-18034-6 (0-390-18034-3) | 2009 | |
| Sales Management | 978-0-13-602611-2 (0-13-602611-7) | 2008 | Jeff Tanner · Earl Dwight Honeycutt |