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- Language: German
- Year: 2012
- Author: Sabine Glas-Peters Angela Pude Monika Reimann
- Language: German
- Author: Sabine Glas-Peters Angela Pude Monika Reimann
- Language: German
- Year: 2012
- Author: Sabine Glas-Peters Angela Pude Monika Reimann
- Language: German
- Year: 2012
- Author: Sabine Glas-Peters Angela Pude Monika Reimann
- Language: German
- Year: 2014
- Author: Monika Reimann Sabine Dinsel John Stevens
- Language: German, English
- Year: 2003
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- Language: German
- Year: 2001