| Verfasser | Häufigkeit |
|---|---|
| Spiegel, Alan | 4 |
| Gart, Alan | 1 |
| Gart, Steven | 1 |
| Spiegel, Alan Harvey | 1 |
| Spiegel, John 1932- | 1 |
| Spiegel, Robert Alan | 1 |
| Verfasser | Häufigkeit |
|---|---|
| Spiegel, Alan | 4 |
| Gart, Alan | 1 |
| Gart, Steven | 1 |
| Spiegel, Alan Harvey | 1 |
| Spiegel, John 1932- | 1 |
| Spiegel, Robert Alan | 1 |