Columbia subject headings:
Geopolitics--Guinea, Gulf of.
Guinea, Gulf of--Politics and government.
Harvard subject headings:
Geopolitics--21st century.
Geopolitics--Africa--Guinea, Gulf of.
Geopolitics--Guinea, Gulf of.
Guinea, Gulf of, Region--Politics and government--21st century.
Guinea, Gulf of--21st century.
Princeton subject headings:
Geopolitics--Guinea, Gulf of.
Guinea, Gulf of--Politics and government.