Columbia subject headings:
Folk music--Latin America--History and criticism.
Folk music--Spain--History and criticism.
Latin America--Social life and customs--20th century.
Nationalism in music.
Spain--Social life and customs--20th century.
Harvard subject headings:
Music--Spain--20th century--History and criticism.
Nationalism in music.
Princeton subject headings:
Folk music--Latin America--History and criticism.
Folk music--Spain--History and criticism.
Latin America--Social life and customs--20th century.
Nationalism in music.
Spain--Social life and customs--20th century.