TY  - BOOK
AU  - Heer,Friedrich
TI  - El mundo medieval: Europa 1100-1350
U1  - 940.17 
PY  - 1963///
CY  - Madird
PB  - Guadarrama
KW  - Civilization, Medieval
KW  - Local
N1  - Translation of : The medieval world : Europe, 1100-1350
ER  -