TY  - BOOK
AU  - Heer,Friedrich
TI  - The medieval world: Europe, 1100-1350,
T2  - Mentor book,
PY  - 1962///]
CY  - New York
PB  - The New American Library
KW  - Middle Ages
N1  - Translation of Mittelalter; Bibliography: p. 408-420
ER  -