encyclopedia of military history : from 3500 B.C. to the present / R. Ernest Dupuy and Trevor N. Dupuy Men of West Point : the first 150 years of the United States Military Academy / R. Ernest Dupuy story of West Point: 1802-1943 : the West Point tradition in American life / R. Ernest Dupuy Collins encyclopedia of military history : from 3500 B.C. to the present / R. Ernest Dupuy and Trevor N. Dupuy
