| Author | Titles | | 1.
| Arnaboldi, Mario Antonio, 1932- | 139 | | 2.
| Arnáez, Esmeralda | 2 | | 3.
| Arnaez, Estrella | 1 | | 4.
| Arnáez, Rocio | 1 | | 5.
| Arnaiz, Doroteo | 1 | | 6.
| Arnáiz, Eusébio, Padre | 1 | | 7.
| Arnáiz, Marcelino, Padre, 1867-? | 1 | | 8.
| Arnaldi, Francisci, 19--?- | 1 | | 9.
| Arnaldich, Luis | 1 | | 10.
| Arnaldo, Javier, 1959- | 7 |
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