| Author | Titles | | 1.
| Parr, Martin, 1952- | 21 | | 2.
| Parr, Martin, 1954 - | 1 | | 3.
| Parr, Mike, 1945- | 2 | | 4.
| Parra, Joaquim | 1 | | 5.
| Parra Martínez, Júlio | 2 | | 6.
| Parra, Paulo, 1961- | 6 | | 7.
| Parra, Paulo Jorge Martins, 1961- | 0 | | 8.
| Author is: Parra, Paulo, 1961- | 6 | | 9.
| Parra Ramos, Josefa | 1 | | 10.
| Parra Varela, Amparo | 1 | | 11.
| Parracchini, Fabio | 1 |
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