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- Language: German
- Year: 2011

- Author: Christina Holtz-Bacha
- Language: German
- Year: 2006

- Author: Christina Holtz-Bacha
- Language: German

- Author: Christina Holtz-Bacha
- Language: German
- Year: 2008

- Author: Christina Holtz-Bacha
- Language: German
- Year: 2010

- Author: Christina Holtz-Bacha Nina König-Reiling
- Language: German
- Year: 2007

- Author: Christina Holtz-Bacha (Hrsg.)
- Language: German
- Year: 2008

- Author: Christina Holtz-Bacha
- Language: German
- Year: 2011

- Author: Dr. Lynda Lee Kaid Christina Holtz-Bacha
- Language: English
- Year: 2007