Columbia subject headings:
Calderón de la Barca, Pedro, 1600-1681.
Goethe, Johann Wolfgang von, 1749-1832.
Shakespeare, William, 1564-1616.
Harvard subject headings:
Calderón de la Barca, Pedro, 1600-1681.
Goethe, Johann Wolfgang von, 1749-1832
Shakespeare, William, 1564-1616
Princeton subject headings:
Calderón de la Barca, Pedro, 1600-1681.
Goethe, Johann Wolfgang von, 1749-1832.
Shakespeare, William, 1564-1616.