Columbia subject headings:
Harvard subject headings:
Arabs--Ethnic identity--Congresses.
Civilization, Arab--20th century--Congresses
Egypt--Civilization--1798---Congresses.
Technology and civilization--Congresses
Princeton subject headings:
Arabs--Ethnic identity--Congresses.
Civilization, Arab--20th century--Congresses.
Egypt--Civilization--1798---Congresses.
Technology and civilization--Congresses.