TY  - BOOK
AU  - Lourdaux,Willem
AU  - Verhelst,Daniel
TI  - The Concept of heresy in the Middle Ages (11th-13th c.): proceedings of the international conference Louvain, May 13-16, 1973 
T2  - Mediaevalia lovaniensia. Series I, Studia
SN  - 9061860431
PY  - 1976///
CY  - Leuven
PB  - University Press
KW  - Eresie
KW  - Medioevo
KW  - sbaa
N1  - Testo in varie lingue; Include bibliografia e indici
ER  -