Columbia subject headings:
Books--History--400-1450--Handbooks, manuals, etc.
Civilization, Medieval--Handbooks, manuals, etc.
Learning and scholarship--History--Handbooks, manuals, etc.
Libraries--History--400-1400--Handbooks, manuals, etc.
Monastic libraries--History--Handbooks, manuals, etc.
Harvard subject headings:
Books--Europe--History--400-1400--Handbooks, manuals, etc.
Books--Europe--History--400-1450--Handbooks, manuals, etc.
Books--History--400-1450--Handbooks, manuals, etc.
Civilization, Medieval--Handbooks, manuals, etc.
Learning and scholarship--Europe--History--Medieval, 500-1500--Handbooks, manuals, etc.
Learning and scholarship--History--Handbooks, manuals, etc.
Libraries--Europe--History--400-1400--Handbooks, manuals, etc.
Libraries--History--400-1400--Handbooks, manuals, etc.
Manuscripts, Medieval--Handbooks, manuals, etc.
Monastic libraries--Europe--History--Handbooks, manuals, etc.
Monastic libraries--History--Handbooks, manuals, etc.
Princeton subject headings:
Books--History--400-1450--Handbooks, manuals, etc.
Civilization, Medieval--Handbooks, manuals, etc.
Learning and scholarship--History--Handbooks, manuals, etc.
Libraries, Monastic--History--Handbooks, manuals, etc.
Libraries--History--400-1400--Handbooks, manuals, etc.