Columbia subject headings:
Catholic Church--Missions--Congo (Brazzaville)--History.
Kalouka, Madeleine, 1882-1909.
Nuns--Congo (Brazzaville)--Biography.
Zoungoula, Angèle, 1883-1905.
Harvard subject headings:
Catholic Church--Missions--Congo (Brazzaville)--History.
Kalouka, Madeleine, 1882-1909.
Nuns--Congo (Brazzaville)--Biography.
Zoungoula, Angèle, 1883-1905.
Princeton subject headings: