Air Force Historical Foundation. (1989). Air power history. Air Force Historical Foundation.
Cita Chicago Style (17a ed.)Air Force Historical Foundation. Air Power History. Washington, D.C.: Air Force Historical Foundation, 1989.
Cita MLA (8a ed.)Air Force Historical Foundation. Air Power History. Air Force Historical Foundation, 1989.
Precaución: Estas citas no son 100% exactas.