Columbia subject headings:
Harvard subject headings:
Folk songs, Italian--Italy--Tuscany--History and criticism.
Tommaseo, Niccolò, 1802-1874--Knowledge--Literature.
Princeton subject headings:
Tommaseo, Niccolò, 1802-1874--Criticism and interpretation.
Tommaseo, Niccolò, 1802-1874. Canti popolari toscani.