Columbia subject headings:
Harvard subject headings:
Decolonization--Africa, Portuguese-speaking--History--20th century.
Decolonization--Angola--History--20th century.
Portugal--Colonies--Africa--History--20th century.
Princeton subject headings:
Decolonization--Africa, Portuguese-speaking--History--20th century.
Decolonization--Angola--History--20th century.
Portugal--Colonies--Africa--History--20th century.