The Smithsonian Institution. Annual report of the board of regents the Smithsonian Institution, 1944.
Lua i Stíl Chicago (17ú heag.)The Smithsonian Institution. Annual Report of the Board of Regents the Smithsonian Institution, 1944.
Lua MLA (8ú heag.)The Smithsonian Institution. Annual Report of the Board of Regents the Smithsonian Institution, 1944.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.