Columbia subject headings:
Greece--Foreign relations--20th century--Congresses.
Greece--Politics and government--20th century--Congresses.
Karamanlis, Konstantinos, 1907-1998--Congresses.
Harvard subject headings:
Princeton subject headings:
Facsimiles.
Greece--History--1974---Congresses.
Greece--Politics and government--20th century--Congresses.
Karamanlis, Konstantinos, 1907-1998--Congresses.