Columbia subject headings:
Balkan Peninsula--Politics and government--20th century.
Bosnia and Herzegovina--Politics and government--20th century.
Moldova--Politics and government--20th century.
Montenegro--Politics and government--20th century.
National characteristics, Balkan.
Nationalism--Balkan Peninsula.
North Macedonia--Politics and government--20th century.
Harvard subject headings:
Balkan Peninsula--Politics and government--20th century.
Bosnia and Herzegovina--Politics and government--20th century.
Moldova--Politics and government--20th century.
Montenegro--Politics and government--20th century.
National characteristics, Balkan.
Nationalism--Balkan Peninsula
North Macedonia--Politics and government--20th century.
Princeton subject headings:
Balkan Peninsula--Politics and government--20th century.
Bosnia and Herzegovina--Politics and government--20th century.
Macedonia (Republic)--Politics and government--20th century.
Moldova--Politics and government--20th century.
Montenegro--Politics and government--20th century.
National characteristics, Balkan.
Nationalism--Balkan Peninsula.