Columbia subject headings:
Balkan Peninsula--Historiography.
Balkan Peninsula--Study and teaching--Soviet Union.
Slavic countries--Historiography.
Slavic countries--Study and teaching--Soviet Union.
Harvard subject headings:
Balkan Peninsula--Historiography.
Balkan Peninsula--Study and teaching--Soviet Union.
Slavic countries--Historiography.
Slavic countries--Study and teaching--Soviet Union.
Princeton subject headings:
Balkan Peninsula--Historiography.
Balkan Peninsula--Study and teaching--Soviet Union.
Slavic countries--Historiography.
Slavic countries--Study and teaching--Soviet Union.