| Autor | Títulos | | 1.
| Helt, Joseph van | 1 | | 2.
| Heltoft, Kjeld | 1 | | 3.
| Helvacioglu, Erdem, 1975- | 1 | | 4.
| Helve, Claude | 1 | | 5.
| Hélvétius, Claude, 1715-1771 | 2 | | 6.
| Helvétius, Claude Adrien, 1715-1771 | 0 | | 7.
| Ver: Hélvétius, Claude, 1715-1771 | 2 | | 8.
| Helvetius, M. | 1 | | 9.
| Helvetus, Andreas Morellius | 1 | | 10.
| Helwig, Werner | 1 | | 11.
| Helyer, Nigel | 1 |
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