Columbia subject headings:
Christmas plays--History and criticism.
Christmas plays.
Pastoral drama, Spanish--Spain--León (Province)
Pastoral drama, Spanish--Spain--León (Province)--History and criticism.
Harvard subject headings:
Christmas plays
Christmas plays--History and criticism.
Pastoral drama, Spanish--Spain--León (Province)
Pastoral drama, Spanish--Spain--León (Province)--History and criticism.
Princeton subject headings:
Christmas plays--History and criticism.
Christmas plays.
Pastoral drama, Spanish--Spain--León (Province)--History and criticism.
Pastoral drama, Spanish--Spain--León (Province).