Columbia subject headings:
Bessarabia (Moldova and Ukraine)--History.
Eastern question (Balkan)
World War, 1914-1918--Territorial questions--Bessarabia (Moldova and Ukraine)
World War, 1914-1918--Territorial questions--Bessarabia.
Harvard subject headings:
Bessarabia (Moldova and Ukraine)--History.
Eastern question (Balkan)
World War, 1914-1918--Territorial questions--Bessarabia (Moldova and Ukraine)
Princeton subject headings:
Bessarabia (Moldova and Ukraine)--History.
Eastern question (Balkan)
World War, 1914-1918--Territorial questions--Bessarabia (Moldova and Ukraine).