Columbia subject headings:
Balkan Peninsula--Emigration and immigration--History--Congresses.
Yugoslavia--Emigration and immigration--History--Congresses.
Harvard subject headings:
Former Yugoslav republics--Emigration and immigration.
Transnationalism--Case studies--Congresses.
Yugoslavia--Emigration and immigration.
Yugoslavia--Migration, Internal.
Princeton subject headings:
Yugoslavia--Emigration and immigration--History--Congresses.