| Author | Titles | | 1.
| Projettis, Alberto | 1 | | 2.
| Prokesch-Osten, Conde de | 1 | | 3.
| Prokofieu, Sergei, 1891-1953 | 1 | | 4.
| Prokofiev, Serge, 1891-1953 | 1 | | 5.
| Prokopaki, Chysa | 1 | | 6.
| Prokopoff-Giannini, Paula | 1 | | 7.
| Prokopp, Mária | 1 | | 8.
| Prokosch, Frederic | 1 | | 9.
| Prolongeau-Wade, Souné | 1 | | 10.
| Promocion del Patrimonio Cultural, S.A., Madrid | 1 |
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