Columbia subject headings:
Catholic Church--Missions--Periodicals--Bibliography.
Missions--Africa--Periodicals--Bibliography.
Periodicals--Bibliography--Union lists.
Harvard subject headings:
Catholic Church--Missions--Periodicals--Bibliography--Union lists.
Missions--Africa--Periodicals--Bibliography--Union lists.
Union catalogs--North America.
Princeton subject headings:
Catholic Church--Missions--Periodicals--Bibliography--Union lists.
Union catalogs--North America.