Columbia subject headings:
Architecture, Medieval--Belgium--Louvain.
Art, Medieval--Belgium--Louvain.
Civilization, Medieval.
Louvain (Belgium)--Social life and customs.
Harvard subject headings:
Cities and towns, Medieval--Belgium--Belgium--Louvain.
Civilization, Medieval
Louvain (Belgium)--Social life and customs.
Social classes--Belgium--Louvain.
Princeton subject headings: