Columbia subject headings:
Harvard subject headings:
Caesar, Julius
Gaul--History--58 B.C.-511 A.D.
Military art and science--Early works to 1800
Rome--History--Republic, 265-30 B.C.
Princeton subject headings:
Caesar, Julius.
Caesar, Julius. De bello Gallico.
Caesar, Julius. De bello civili.
Gaul--History--Gallic Wars, 58-51 B.C.
Pompey, the Great, 106 B.C.-48 B.C.
Rome--History--Civil War, 49-45 B.C.