Não informado. (1974). Systems Documentation Newsletter. ACM, Special Interest Group for Systems Documentation.
Lua i Stíl Chicago (17ú heag.)Não informado. Systems Documentation Newsletter. New York: ACM, Special Interest Group for Systems Documentation, 1974.
Lua MLA (8ú heag.)Não informado. Systems Documentation Newsletter. ACM, Special Interest Group for Systems Documentation, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.