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- Language: German
- Year: 1915
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- Language: German
- Year: 1820
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- Year: 1994
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- Year: 1997
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- Author: Mary Ling, Jerry Young, Margot Wilhelmi
- Language: German
- Year: 1991
- Author: Brigitte Coppin, Michael Welply, Ulrike Jamin
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- Year: 2006
- Author: Peter Chrisp
- Language: German
- Year: 2000
- Author: Kathleen Berton Murrell Andy Crawford
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- Year: 1998