| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| Märtyrerschicksale | 978-3-933828-84-2 (3-933828-84-8) | 2003 | John S Oyer | |
| Mirror of the Martyrs: Stories of courage, inspiringly retold, of 16th century Anabaptists who gave their lives for their faith. | 978-1-56148-003-6 (1-56148-003-7) | 2002 | John Oyer | |
| My Early Years: An Autobiography | 978-1-894710-23-7 (1-894710-23-1) | 2003 | ||
R.K. · R. S. · Robert K. · Robert S. · S.K. · S. Kreider
Good Books · Lichtzeichen Verlag · Pandora Press