| Autor | Częstotliwość |
| Del Boca, Angelo, 1925-2021 1925-2021 |
7 |
| Del Boca, Angelo |
4 |
| Giovana, Mario |
3 |
| Del Boca, Angelo 1925-2021 |
2 |
| Al-Hesnawi, Habib W. |
1 |
| Boothroyd, R.H |
1 |
| Collotti, Enzo 1929-2021 |
1 |
| DelBoca, Angelo Verfasser*in eines Vorworts |
1 |
| Mattioli, Aram |
1 |
| Müller, Olaf |
1 |
