Columbia subject headings:
Austria--Foreign relations--1867-1918.
Austria--Foreign relations--Balkan Peninsula.
Balkan Peninsula--Foreign relations--Austria.
Bosnia and Herzegovina--History--1878-1918.
Eastern question (Balkan)
Franz Ferdinand, Archduke of Austria, 1863-1914--Assassination.
Serbia--History--1804-1918.
World War, 1914-1918--Austria.
World War, 1914-1918--Causes.
Harvard subject headings:
Austria--Foreign relations--1867-1918.
Austria--Foreign relations--Balkan Peninsula.
Balkan Peninsula--Foreign relations--Austria.
Bosnia and Herzegovina--History--1878-1918.
Eastern question (Balkan)
Franz Ferdinand, Archduke of Austria, 1863-1914--Assassination.
Serbia--History--1804-1918.
World War, 1914-1918--Austria
World War, 1914-1918--Causes
Princeton subject headings:
Austria--Foreign relations--1867-1918.
Austria--Foreign relations--Balkan Peninsula.
Balkan Peninsula--Foreign relations--Austria.
Bosnia and Herzegovina--History--1878-1918.
Eastern question (Balkan)
Franz Ferdinand, Archduke of Austria, 1863-1914--Assassination.
Serbia--History--1804-1918.
World War, 1914-1918--Austria.
World War, 1914-1918--Causes.