Não informado. (1964). Conference board record. National Industrial Conference Board.
Lua i Stíl Chicago (17ú heag.)Não informado. Conference Board Record. New York: National Industrial Conference Board, 1964.
Lua MLA (8ú heag.)Não informado. Conference Board Record. National Industrial Conference Board, 1964.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.