Columbia subject headings:
Harvard subject headings:
Carnival songs--History and criticism.
Carnival--Ecuador--Chimborazo.
Coplas--Ecuador--Chimborazo--History and criticism.
Ecuadorian poetry--Ecuador--Chimborazo--History and criticism.
Folk poetry, Ecuadorian--History and criticism.
Folk songs, Spanish--Ecuador--Chimborazo--History and criticism.
Princeton subject headings:
Carnival--Ecuador--Chimborazo.
Folk poetry, Ecuadorian.