TY  - BOOK
AU  - Vacca,Roberto
TI  - La proxima Edad Media
PY  - 1973///
CY  - Madrid
PB  - Editora Nacional
KW  - Civilization, Modern
KW  - 1950-
KW  - Local
KW  - Technology and civilization
N1  - Translation of: Ill medioevo prossimo venturo
ER  -