| Autor | Títulos | | 1.
| Horrocks, Jonathan | 1 | | 2.
| Horrocks, Roger, 1946- | 2 | | 3.
| Horrox, Reginald | 1 | | 4.
| Horsburgh, James | 2 | | 5.
| Horsfield, Andrew | 3 | | 6.
| Horsfield, Craigie, 1949- | 3 | | 7.
| Horsfield, Graigie, 1949- | 1 | | 8.
| Horsfield, Harriet | 1 | | 9.
| Horsfield, Kate | 1 | | 10.
| Horsham, Michael | 2 |
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