| Author | Titles | | 1.
| Pérez de Ayala, Ramón | 1 | | 2.
| Perez de Ayala, Ramón, 1880-1962 | 1 | | 3.
| Pérez de Castro, Pedro, 1823-1902 | 1 | | 4.
| Pérez de Guzmán, Fernán, 1376-1460 | 1 | | 5.
| Pérez de Guzmán, Manuel | 1 | | 6.
| Pérez de Guzman y Boza, Manuel | 1 | | 7.
| Perez de Montalban, Juan | 1 | | 8.
| Pérez de Rosas, Carlos | 1 | | 9.
| Pérez de Urbel, Juan | 1 | | 10.
| Pérez de Urbel, Justo, Frei | 6 |
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