Columbia subject headings:
Harvard subject headings:
Balkan Peninsula--Politics and government--20th century.
Europe, Eastern--Politics and government--20th century.
Political culture--Balkan Peninsula.
Political culture--Europe, Eastern.
Princeton subject headings:
Balkan Peninsula--Politics and government--20th century.
Europe, Eastern--Politics and government--20th century.
Political culture--Balkan Peninsula.
Political culture--Europe, Eastern.