| Verfasser | Häufigkeit |
| Ritter, Joachim 1903-1974 |
69 |
| Ritter, Joachim |
32 |
| Gründer, Karlfried 1928-2011 |
17 |
| Eisler, Rudolf 1873-1926 |
15 |
| Ritter, Joachim-Friedrich |
11 |
| Lapp, Peter Joachim 1941- |
8 |
| Ritter, Jürgen 1949- |
8 |
| Spee, Friedrich von 1591-1635 |
8 |
| Ritter, Joachim Roland Reinmar 1963- |
6 |
| Eisler, Hanns 1898-1962 |
5 |
| Ritter, Angelika |
4 |
| Ritter, Claus |
4 |
| Ritter, Gudrun 1936- |
4 |
| Antoni, Carmen-Maja 1945- |
3 |
| Ernst, Helmut |
3 |
| Hellwig, Joachim |
3 |
| Nehring, Karl-Heinz |
3 |
| Officina Ritteriana |
3 |
| Ritter, Hans-Joachim |
3 |
| Ritter, Johann Friedrich 1699-1755 |
3 |