| Verfasser | Häufigkeit |
| Mayhew, Peter J. |
5 |
| Granum, David |
2 |
| International Business Machines Corporation. International Technical Support Organization |
2 |
| Jordan, Sabine |
2 |
| Mayhew, Peter |
2 |
| Painter, David |
2 |
| Grygierczyk, Edward |
1 |
| Gyrgierczyk, Edward |
1 |
| Hardy, Ian |
1 |