Não informado. (1982). Office Technology and People. Elsevier Science Publishers.
Lua i Stíl Chicago (17ú heag.)Não informado. Office Technology and People. Essex, Inglaterra: Elsevier Science Publishers, 1982.
Lua MLA (8ú heag.)Não informado. Office Technology and People. Elsevier Science Publishers, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.