Columbia subject headings:
Egypt--History--Intervention, 1956--Influence.
Egypt--History--Intervention, 1956.
Harvard subject headings:
Egypt--History--Intervention, 1956
Egypt--History--Intervention, 1956--Influence.
Sinai Campaign, 1956
Princeton subject headings:
Egypt--History--Intervention, 1956--Influence.
Egypt--History--Intervention, 1956.