TY  - BOOK
AU  - 
AU  - Albert,Michel
TI  - El desafío radical: cielo y tierra
T2  - Tribuna
PY  - 1970///
CY  - Barcelona
PB  - Plaza & Janes
KW  - France
KW  - fEconomic conditions
KW  - 1945-
KW  - Local
KW  - Social conditions
N1  - Translation of : Ciel et terre, manifeste radical
ER  -