Columbia subject headings:
Composers--Spain--Biography.
Tonadillas--History and criticism.
Valledor, Jacinto, 1744-approximately 1809.
Harvard subject headings:
Composers--Spain--18th century--Biography.
Music--Spain--18th century--History and criticism.
Tonadillas--History and criticism.
Valledor, Jacinto, 1744-approximately 1809
Princeton subject headings: