Columbia subject headings:
Benin--Economic conditions.
Benin--Politics and government.
Benin--Social conditions.
Burkina Faso--Economic conditions.
Burkina Faso--Politics and government.
Burkina Faso--Social conditions.
Congo (Brazzaville)--Economic conditions.
Congo (Brazzaville)--Politics and government.
Congo (Brazzaville)--Social conditions.
Harvard subject headings:
Benin--Economic conditions.
Benin--Politics and government.
Benin--Social conditions.
Burkina Faso--Economic conditions.
Burkina Faso--Politics and government.
Burkina Faso--Social conditions.
Congo (Brazzaville)--Economic conditions.
Congo (Brazzaville)--Politics and government.
Congo (Brazzaville)--Social conditions.
Princeton subject headings:
Benin--Economic conditions.
Benin--Politics and government.
Benin--Social conditions.
Burkina Faso--Economic conditions.
Burkina Faso--Politics and government.
Burkina Faso--Social conditions.
Congo (Brazzaville)--Economic conditions.
Congo (Brazzaville)--Politics and government.
Congo (Brazzaville)--Social conditions.