Columbia subject headings:
Harvard subject headings:
Europe, Central--Emigration and immigration--History--Handbooks, manuals, etc.
Europe, Central--History--Handbooks, manuals, etc.
Europe, Eastern--Emigration and immigration--History--Handbooks, manuals, etc.
Europe, Eastern--History--Handbooks, manuals, etc.
Princeton subject headings:
Europe, Central--Emigration and immigration--Handbooks, manuals, etc.
Europe, Central--History--Handbooks, manuals, etc.
Europe, Eastern--Emigration and immigration--Handbooks, manuals, etc.
Europe, Eastern--History--Handbooks, manuals, etc.