Columbia subject headings:
Emigration and immigration--History.
Europe--Emigration and immigration--Social aspects.
Mediterranean Region--Emigration and immigration--Social aspects.
Middle East--Emigration and immigration--Social aspects.
Harvard subject headings:
Emigration and immigration--History
Europe--Emigration and immigration--Social aspects.
Mediterranean Region--Emigration and immigration--Social aspects.
Middle East--Emigration and immigration--Social aspects.
Princeton subject headings:
Emigration and immigration--History.
Europe--Emigration and immigration--Social aspects.
Mediterranean Region--Emigration and immigration--Social aspects.
Middle East--Emigration and immigration--Social aspects.