Columbia subject headings:
Afonso, Zeca, 1929-1987--Criticism and interpretation.
Songs, Portuguese--Portugal--History and criticism.
Harvard subject headings:
Afonso, Zeca, 1929-1987--Criticism and interpretation.
Songs, Portuguese--Portugal--History and criticism.
Princeton subject headings:
Afonso, Zeca--Criticism and interpretation.
Songs, Portuguese--Portugal--History and criticism.