Columbia subject headings:
Harvard subject headings:
Books--Spain--La Rioja--History--400-1400.
La Rioja (Spain)--Intellectual life.
Libraries--Spain--La Rioja--History--400-1400.
Monastic libraries--Spain--La Rioja--History.
Scriptoria--Spain--La Rioja--History.
Princeton subject headings:
Books--Spain--La Rioja--History.
Booksellers and bookselling--Spain--La Rioja.
La Rioja (Spain)--Intellectual life.
Manuscripts--Spain--La Rioja.