| Author | Titles | 1.
| Zamoum, F. Zohra | 1 | 2.
| Zampa, Giorgio | 1 | 3.
| Zampaglione, Héctor, 1942- | 1 | 4.
| Zamperini, Alessandra | 2 | 5.
| Zampetti, Pietro, 1913-2011 | 16 | 6.
| Zampi, Giuliano | 1 | 7.
| Zamudio, Raúl | 2 | 8.
| Zamudio-Taylor, Victor | 4 | 9.
| Zan, Guido de | 1 | 10.
| Zana, Charles | 1 |
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