| Author | Titles | | 1.
| Sisson, Charles Jasper | 2 | | 2.
| Sisson, Nicolas | 1 | | 3.
| Sisson, Rachel | 1 | | 4.
| Sissung, Maud | 1 | | 5.
| Sistema Solar (Firma) | 2 | | 6.
| Sister, Sérgio, 1948- | 1 | | 7.
| Sistiaga, José Antonio, 1932- | 1 | | 8.
| Sisto V, Papa, 1521-1590 | 1 | | 9.
| Sisum, Deborah | 1 | | 10.
| Sitbon, Mathilda | 1 |
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