Columbia subject headings:
Angola--Politics and government--1855-1961.
Matos, Norton de.
Portugal--Colonies--Administration--History--20th century.
Harvard subject headings:
Angola--Politics and government--1855-1961.
Matos, Norton de.
Portugal--Colonies--Administration--History--20th century.
Princeton subject headings:
Angola--Politics and government--1855-1961.
Matos, Norton de.
Portugal--Colonies--Administration--History--20th century.