Columbia subject headings:
Harvard subject headings:
Egypt--Foreign relations--Syria.
Egypt--History--Sources.
Egypt--Politics and government.
Syria--Foreign relations--Egypt.
Syria--History--Sources.
Syria--Politics and government.
Princeton subject headings:
Egypt--Foreign relations--Syria.
Egypt--History--Sources.
Egypt--Politics and government.
Syria--Foreign relations--Egypt.
Syria--History--Sources.
Syria--Politics and government.