TY  - BOOK
AU  - Lyon,Bryce Dale
TI  - The origins of the Middle Ages: Pirenne's challenge to Gibbon,
SN  - 0393054497
AV  - D116 .L9 1972
U1  - 940.1/07/2 
PY  - 1972///]
CY  - New York
PB  - Norton
KW  - Gibbon, Edward,
KW  - Pirenne, Henri,
KW  - Middle Ages
KW  - Historiography
KW  - Moyen Âge
KW  - Historiographie
N1  - Bibliography: p. [88]-94
UR  - http://www.archive.org/details/originsofmiddlea00lyonrich
UR  - http://www.openlibrary.org/books/OL4583704M
ER  -