Harrison, J. (1984). Office procedures. Pitman.
Lua i Stíl Chicago (17ú heag.)Harrison, John. Office Procedures. London: Pitman, 1984.
Lua MLA (8ú heag.)Harrison, John. Office Procedures. Pitman, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.