| Author | Titles | | 1.
| Alas, Adolfo | 1 | | 2.
| Alas, Leopoldo | 1 | | 3.
| Alas Pumariño, Armando de las | 1 | | 4.
| Alas y Areña, Leopoldo | 1 | | 5.
| Al-Asad, Mohammad | 2 | | 6.
| Al-asaker, Maha | 1 | | 7.
| Alasino, Enrique O. | 1 | | 8.
| Alassio, Michele | 1 | | 9.
| Alastair | 1 | | 10.
| Alaux, Gustave, 1887-1965 | 2 |
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