- Author: Zubiri Xavier
- Language: Spanish
- Author: Zubiri Xavier
- Language: Spanish
- Author: Fowler Thomas B., Redondo Joaquín, Zubiri Xavier
- Language: English
- Year: 2010
- Author: Fowler Thomas B., Redondo Joaquín, Zubiri Xavier
- Language: English
- Year: 2010
Sobre la esencia
pdf
- Author: ZUBIRI Xavier
- Language: Spanish
- Year: 1985
Materia y luz
pdf
- Author: Broglie Louis de, Zubiri Xavier
- Language: Spanish
- Year: 1939