| Author | Titles | | 1.
| Zumthor, Peter, 1943- | 13 | | 2.
| Zund, Marcel | 1 | | 3.
| Zündel, Paul, 1954- | 2 | | 4.
| Zúñiga, Álvaro Garcia de, 1958-2014 | 1 | | 5.
| Zuñiga, Angel | 3 | | 6.
| Zuñiga, Ángel, 1911-1994 | 1 | | 7.
| Zúñiga, Laura | 1 | | 8.
| Zupková, Viera | 1 | | 9.
| Zuppan, Jo | 1 | | 10.
| Zuppet, Roberta | 1 |
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