| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1993 | 978-0-9634609-0-5 | Robert W. Ellis | Michigan State Baseball: A Concerned Look |
| '' | 978-0-9634609-2-9 | Mike Schmidt · Robert Ellis | The Mike Schmidt Study: Hitting Theory, Skills and Technique |
| '' | 978-0-9634609-3-6 | Mike Schmidt · Robert Ellis | Mike Schmidt Study (Youth Version) |