Clodfelter, M. (2010). Beneficial bombing: The progressive foundations of American air power, 1917-1945. University of Nebraska Press.
Chicago-referens (17:e uppl.)Clodfelter, Mark. Beneficial Bombing: The Progressive Foundations of American Air Power, 1917-1945. Lincoln: University of Nebraska Press, 2010.
MLA-referens (9:e uppl.)Clodfelter, Mark. Beneficial Bombing: The Progressive Foundations of American Air Power, 1917-1945. University of Nebraska Press, 2010.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.