Columbia subject headings:
Gambia--Economic conditions--1965---Periodicals.
Gambia--Politics and government--1965---Periodicals.
Mauritania--Economic conditions--1960---Periodicals.
Mauritania--Politics and government--1960---Periodicals.
Harvard subject headings:
Gambia--Economic conditions--1965---Periodicals.
Gambia--Politics and government--1965---Periodicals.
Mauritania--Economic conditions--1960---Periodicals.
Mauritania--Politics and government--1960---Periodicals.
Princeton subject headings:
Gambia--Economic conditions--1965-
Gambia--Politics and government--1965-
Mauritania--Economic conditions--1960-
Mauritania--Politics and government--1960-