1
Book
3
Published: Bern [u.a.] : Lang, 2006
Book
4
Published: Genève : Assoc. "Genève: un lieu pour la paix", 2004
Book
5
Published: Paris : CDJC, 1999
Book
6
Book
7
Published: Paris : Bayard jeunesse, 2005
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8
Published: Bern : Haupt, 1996
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10
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11
12
13
14
Book
15
Published: Berlin : Wagenbach, 1997.
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18
Published: Berlin : Parthas-Verl, 1998
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