| Author | Titles | | 1.
| Frey, Julia | 1 | | 2.
| Frey, Karl | 1 | | 3.
| Frey, Patrick | 2 | | 4.
| Frey Pinto de Almeida, Bernardo, 1954- | 0 | | 5.
| Author is: Almeida, Bernardo Pinto de, 1954- | 355 | | 6.
| Frey, Stefan | 2 | | 7.
| Frey, Syivia | 1 | | 8.
| Frey, Sylvia | 1 | | 9.
| Frey, Yvonne | 1 | | 10.
| Freyberger, Ronald | 1 | | 11.
| Freydank, Ruth | 1 |
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