Columbia subject headings:
Harvard subject headings:
Comoros--Economic conditions--Periodicals.
Comoros--Politics and government--Periodicals.
Tanzania--Economic conditions--1964---Periodicals.
Tanzania--Politics and government--1964---Periodicals.
Princeton subject headings:
Comoros--Economic conditions--Periodicals.
Comoros--Politics and government--Periodicals.
Tanzania--Economic conditions--1964---Periodicals.
Tanzania--Politics and government--1964---Periodicals.