TY  - BOOK
AU  - Ortega y Gasset,José
AU  - Cleugh,James
TI  - The modern theme
U1  - 196 
PY  - 1961///
CY  - New York
PB  - Harper Torch Books
KW  - Philosophy
KW  - Revolutions
KW  - Relativity (Physics)
ER  -