Columbia subject headings:
Church schools--Nigeria, Southern.
Igbo (African people)--Missions.
Igbo (African people)--Religion.
Missions--Nigeria, Southern.
Harvard subject headings:
Catholic Church--Missions--Nigeria--History.
Igbo (African people)--Missions--History.
Nigeria--Church history.
Princeton subject headings:
Catholic Church--Missions--Nigeria--History.
Igbo (African people)--Missions--History.
Nigeria--Church history.