| Verfasser | Häufigkeit |
|---|---|
| Sobel, David | 3 |
| Ornstein, Robert | 2 |
| Gwartney, James D. | 1 |
| Macpherson, David A. 1960- | 1 |
| Ornstein, Robert E. 1942- | 1 |
| Sicilia, David B. 1955- | 1 |
| Sobel, Robert 1931-1999 | 1 |
| Sobel, Russell S. 1968- | 1 |
| Stroup, Richard | 1 |
| Verfasser | Häufigkeit |
|---|---|
| Sobel, David | 3 |
| Ornstein, Robert | 2 |
| Gwartney, James D. | 1 |
| Macpherson, David A. 1960- | 1 |
| Ornstein, Robert E. 1942- | 1 |
| Sicilia, David B. 1955- | 1 |
| Sobel, Robert 1931-1999 | 1 |
| Sobel, Russell S. 1968- | 1 |
| Stroup, Richard | 1 |