Columbia subject headings:
Civilization, Ancient--Bibliography.
Civilization, Ancient.
Comparative civilization.
Egypt--Civilization--To 332 B.C.
Harvard subject headings:
Civilization, Ancient
Civilization, Ancient--Bibliography.
Comparative civilization
Egypt--Civilization--To 332 B.C.
Princeton subject headings:
Civilization, Ancient--Bibliography.
Civilization, Ancient.
Comparative civilization.
Egypt--Civilization--To 332 B.C.