Columbia subject headings:
Harvard subject headings:
Achaemenid dynasty, 559-330 B.C.
Alexander, the Great, 356 B.C.-323 B.C.--Influence.
Iran--History--To 640
Kings and rulers, Ancient
Middle East--History--To 622
Seleucids--History.
Syria--History--333 B.C.-634 A.D.
Princeton subject headings:
Achaemenid dynasty, 559-330 B.C.
Alexander, the Great, 356 B.C.-323 B.C.--Influence.
Iran--History--To 640.
Kings and rulers, Ancient.
Middle East--History--To 622.
Seleucids--History.
Syria--History--333 B.C.-634 A.D.