| Author | Titles | | 1.
| Pera, Rosa | 1 | | 2.
| Peragallo, Luigi Prospero, 1823-1916 | 0 | | 3.
| Author is: Peragallo, Prospero, 1823-1916 | 7 | | 4.
| Peragallo, Prospero | 1 | | 5.
| Peragallo, Prospero, 1823-1916 | 7 | | 6.
| Perahim, Jules, 1914-2008 | 1 | | 7.
| Peraile Izquierdo, Isabel | 1 | | 8.
| Peral, Abílio | 1 | | 9.
| Peral, Carlos del | 1 | | 10.
| Perales Piqueres, Rosa | 4 | | 11.
| Peralta, António, 1919-1984 | 1 |
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