Columbia subject headings:
Senegal--Emigration and immigration--Economic aspects.
Senegal--Emigration and immigration--Social aspects.
Harvard subject headings:
Senegal--Emigration and immigration--Economic aspects.
Senegal--Emigration and immigration--Social aspects.
Princeton subject headings:
Senegal--Emigration and immigration--Economic aspects.
Senegal--Emigration and immigration--Social aspects.