Columbia subject headings:
Harvard subject headings:
Beethoven, Ludwig van, 1770-1827
Classicism in music.
Mozart, Wolfgang Amadeus, 1756-1791
Music--18th century--History and criticism
Music--19th century--History and criticism
Princeton subject headings:
Beethoven, Ludwig van, 1770-1827.
Classicism in music.
Mozart, Wolfgang Amadeus, 1756-1791.
Music--18th century--History and criticism.
Music--19th century--History and criticism.