Columbia subject headings:
L'Aquila (Italy)--Intellectual life.
Music--Italy--L'Aquila--500-1400--History and criticism.
Harvard subject headings:
L'Aquila (Italy)--Intellectual life.
Music--Italy--L'Aquila--500-1400--History and criticism.
Princeton subject headings:
L'Aquila (Italy)--Intellectual life.
Music--Italy--L'Aquila--500-1400--History and criticism.