- Author: Friedrich Engels
- Language: Turkish
- Year: 2018
- Author: Karl Marx Friedrich Engels
- Language: German
- Year: 1990
- Author: Karl Marx Friedrich Engels
- Language: German
- Year: 1981
- Author: Karl Marx Friedrich Engels
- Language: German
- Year: 2005
- Author: Karl Marx Friedrich Engels
- Language: German
- Year: 2016
- Author: Karl Marx Friedrich Engels
- Language: German
- Year: 1981
- Author: Karl Marx Friedrich Engels
- Language: German
- Year: 2007
- Author: Karl Marx Friedrich Engels
- Language: German
- Year: 2009
- Author: Karl Marx Friedrich Engels
- Language: German
- Year: 1984