- Author: Josef van Ess
- Language: German
- Year: 2011
- Author: Josef van Ess
- Language: German
- Year: 2016
- Author: Josef van Ess
- Language: English
- Year: 2006
- Author: Josef van Ess Jane Marie Todd
- Language: English
- Year: 2006
- Author: Josef van Ess
- Language: German
- Year: 2011
- Author: Josef van Ess
- Language: German
- Year: 1981
- Author: Josef van Ess
- Language: English
- Year: 2011