Columbia subject headings:
Developing countries--Economic policy.
Mineral industries--Developing countries.
Mineral resources in submerged lands.
Submerged lands.
Harvard subject headings:
Developing countries--Economic policy.
Mineral industries--Developing countries
Mineral resources in submerged lands.
Princeton subject headings:
Developing countries--Economic policy.
Mineral industries--Developing countries.
Mineral resources in submerged lands.