Columbia subject headings:
Calderón de la Barca, Pedro, 1600-1681.
Harvard subject headings:
Calderón de la Barca, Pedro, 1600-1681
Princeton subject headings:
Calderón de la Barca, Pedro, 1600-1681--Criticism and interpretation--Congresses.
Religious literature, Spanish--17th century--History and criticism--Congresses.