- Author: Vitus B. Dröscher
- Language: Hungarian
- Author: Vitus B. Dröscher
- Language: Hungarian
- Author: Vitus B. Dröscher
- Language: Hungarian
- Year: 1999
- Author: Vitus B. Dröscher
- Language: Hungarian
- Year: 1990
Sobrevivir
epub
- Author: Vitus B. Dröscher
- Language: Spanish
- Year: 1979
- Author: Vitus B. Dröscher
- Language: Spanish
- Year: 2017
- Author: Vitus B. Dröscher
- Language: Polish
- Year: 2018
- Author: Vitus B. Dröscher
- Language: German
- Year: 1985
- Author: Vitus B. Dröscher
- Language: German
- Year: 1993
- Author: Vitus B. Dröscher Reiner Zieger
- Language: German
- Year: 1991