| Author | Titles | | 1.
| Afro | 1 | | 2.
| AFSC, 1887-1918 | 0 | | 3.
| Author is: Cardoso, Amadeu de Sousa, 1887-1918 | 120 | | 4.
| Afshar, Roxana | 1 | | 5.
| Aftalion, Albert, 1874-1956 | 1 | | 6.
| Afundación (A Coruña, Espanha) | 1 | | 7.
| Aga Khan, Catherine, 1938- | 1 | | 8.
| Aga Khan Development Network (Genebra, Suíça) | 1 | | 9.
| Aga Khan Foundation | 2 | | 10.
| Aga Khan Foundation (Genebra, Suíça) | 2 | | 11.
| Aga Khan, IV, 1936 - | 3 |
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