Não informado. (1945). Public Relations Journal. Public Relations Society of America.
Lua i Stíl Chicago (17ú heag.)Não informado. Public Relations Journal. New York: Public Relations Society of America, 1945.
Lua MLA (8ú heag.)Não informado. Public Relations Journal. Public Relations Society of America, 1945.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.