| Autor | Częstotliwość |
| Greffrath, Bettina |
5 |
| Aurich, Rudolf |
1 |
| Behring, Heinrich |
1 |
| Emter, Elisabeth 1963- |
1 |
| Endeward, Detlef |
1 |
| Glufke, Sibylle |
1 |
| Greffrath, Bettina 1956- Red |
1 |
| Hoche, Friedrich |
1 |
| Stadtmuseum Schloss Wolfsburg |
1 |
| Stettner, Peter |
1 |
| Wilharm, Irmgard |
1 |
