Columbia subject headings:
Gabon--Economic conditions--1960-
Gabon--Economic conditions.
Gabon--Politics and government--1960-
Natural resources--Gabon.
Petroleum industry and trade--Gabon.
Harvard subject headings:
Economic forecasting--Gabon.
Gabon--Economic conditions--1960-
Gabon--Economic policy.
Gabon--Politics and government--1960-
Petroleum industry and trade--Gabon.
Princeton subject headings: