Columbia subject headings:
Heuss, Alfred, 1909-1995--Congresses.
Historians--Germany--Biography--Congresses.
History, Ancient--Congresses.
Harvard subject headings:
Heuss, Alfred, 1909---Congresses.
Historians--Germany--Biography--Congresses.
History, Ancient--Congresses
Princeton subject headings:
Greece--History--Congresses.
Heuss, Alfred, 1909-1995.
History, Ancient--Congresses.