Não informado. Air Force Research Resumes. Air Force, Office of Aerospace Research.
Lua i Stíl Chicago (17ú heag.)Não informado. Air Force Research Resumes. Washington: Air Force, Office of Aerospace Research.
Lua MLA (8ú heag.)Não informado. Air Force Research Resumes. Air Force, Office of Aerospace Research.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.