TY  - BOOK
AU  - Havighurst,Alfred F.
TI  - The Pirenne thesis: analysis, criticism, and revision
T2  - Problems in European civilization
PY  - 1958///
CY  - Boston
PB  - D.C. Heath and Company
KW  - Pirenne, Henri
N1  - Бібліогр. : c. 107-109
ER  -