Columbia subject headings:
Beethoven, Ludwig van, 1770-1827. Symphonies, no. 3, op. 55,
Pérez Galdós, Benito, 1843-1920--Knowledge and learning.
Pérez Galdós, Benito, 1843-1920. Fortunata y Jacinta.
Songs and music.
Harvard subject headings:
Beethoven, Ludwig van, 1770-1827--Influence.
Fiction--Technique
Music and literature.
Pérez Galdós, Benito, 1843-1920. Fortunata y Jacinta
Princeton subject headings:
Beethoven, Ludwig van, 1770-1827. Symphonies, no. 3, op. 55,
Fiction--Technique.
Music and literature.
Music.
Pérez Galdós, Benito, 1843-1920--Knowledge--Music.
Pérez Galdós, Benito, 1843-1920. Fortunata y Jacinta.