Não informado. (1978). Personal Computer World. Spontscene Publishers.
Lua i Stíl Chicago (17ú heag.)Não informado. Personal Computer World. London: Spontscene Publishers, 1978.
Lua MLA (8ú heag.)Não informado. Personal Computer World. Spontscene Publishers, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.