Columbia subject headings:
Guinea-Bissau--Economic conditions--Statistics--Periodicals.
Guinea-Bissau--Population--Statistics--Periodicals.
Guinea-Bissau--Social conditions--Statistics--Periodicals.
Harvard subject headings:
Guinea-Bissau--Economic conditions--Statistics--Periodicals.
Guinea-Bissau--Population--Statistics--Periodicals.
Guinea-Bissau--Social conditions--Statistics--Periodicals.
Princeton subject headings: