- Author: Björn Gaul (editor), Dietrich Boewer (editor), Björn Gaul (editor)
- Language: German
- Year: 2021
- Author: Heinrich Nagel (editor), Peter Gottwald (editor)
- Language: German
- Year: 2021
- Author: Andrik Abramenko, Marc Dickersbach, Klaus Lützenkirchen
- Language: German
- Year: 2021
- Author: Ulrich Preis
- Language: German
- Year: 2017
- Author: Herbert Kronke (editor), Werner Melis (editor), Hans Kuhn (editor)
- Language: German
- Year: 2016
- Author: Ulrich Preis
- Language: German
- Year: 2017
- Author: Hans-Jürgen Ahrens
- Language: German
- Year: 2017
- Author: Bundesfinanzakademie (editor)
- Language: German
- Year: 2021
- Author: Jobst-Hubertus Bauer, Stefan Lingemann, Martin Diller, Katrin Haußmann
- Language: German
- Year: 2021
- Author: Johanna Hey (editor)
- Language: German
- Year: 2019