Columbia subject headings:
Czechoslovakia--Foreign relations.
Minorities.
Nationalism--Czechoslovakia.
World War, 1914-1918--Territorial questions--Czechoslovakia.
Harvard subject headings:
Czechoslovakia--Foreign relations.
Minorities
Nationalism--Czechoslovakia
World War, 1914-1918--Territorial questions--Czechoslovakia
Princeton subject headings:
Czechoslovakia--Foreign relations.
Czechoslovakia--Nationality.
Minorities.
World War, 1914-1918--Territorial questions--Czechoslovakia.