Columbia subject headings:
Choruses, Sacred (Mixed voices), Unaccompanied.
Motets.
Music--Spain--Tarazona de Aragón.
Harvard subject headings:
Anthems.
Choruses, Sacred (Mixed voices), Unaccompanied.
Hymns.
Motets.
Sacred music.
Sacred vocal music--Spain--15th century.
Sacred vocal music--Spain--16th century.
Scores.
Princeton subject headings: