- Author: Gertraud Diem-Wille, Ludwig Nagl, Anton Pelinka, Friedrich Stadler
- Language: German
- Year: 2018
- Author: Stanley Cavell (editor), Ludwig Nagl (editor), Kurt R. Fischer (editor)
- Language: German
- Year: 2001
- Author: Mike Sandbothe (editor), Ludwig Nagl (editor)
- Language: German
- Year: 2005
- Author: Ludwig Nagl, Chantal Mouffe
- Language: English
- Year: 2001
- Author: Mike Sandbothe Ludwig Nagl (eds.)
- Language: German
- Year: 2005