Columbia subject headings:
Church musicians--Spain--Zaragoza.
Passion music.
Sacred vocal duets with instrumental ensemble--Scores.
Seo de Zaragoza.
Harvard subject headings:
Passion music.
Sacred vocal duets with string orchestra--Scores.
Princeton subject headings:
Church musicians--Spain--Zaragoza.
Passion music.
Sacred vocal duets with instrumental ensemble--Scores.
Scores.
Seo de Zaragoza.