Frisch, A. Essentian system administration (3a ed.).
Lua i Stíl Chicago (17ú heag.)Frisch, AEleen. Essentian System Administration. 3a ed.
Lua MLA (8ú heag.)Frisch, AEleen. Essentian System Administration. 3a ed.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.