- Author: Nietzsche Friedrich Wilhelm, Strauss Leo, Velkley Richard L
- Language: English
- Year: 2017
- Author: Nietzsche Friedrich Wilhelm, Strauss Leo, Velkley Richard L
- Language: English
- Year: 2017
- Author: Heidegger Martin, Strauss Leo, Velkley Richard L
- Language: English
- Year: 2015
- Author: Heidegger Martin, Strauss Leo, Velkley Richard L
- Language: English
- Year: 2015
- Author: Heidegger Martin, Strauss Leo, Velkley Richard L
- Language: English
- Year: 2015
- Author: Velkley Richard L.
- Year: 2007