Não informado. (1967). Communications designers digest. Douglas Communications.
Lua i Stíl Chicago (17ú heag.)Não informado. Communications Designers Digest. New York: Douglas Communications, 1967.
Lua MLA (8ú heag.)Não informado. Communications Designers Digest. Douglas Communications, 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.