1Marlyn J. Matelske and Nancy Lynch Street, eds. War and Film in America: Historical and Critical Essays. Jefferson, North Carolina,and London: McFarland & Company, Inc. , 2003. p.3.
2~ Lawrence H. Suid. Guts & glory: The Making of the American Military Image in Film. Lexington, Kentucky: University Press of Kentucky, 2002. p.12, p.8-9.