Purcell J. (1997). LINUX complete command reference. Sams Publishing.
Lua i Stíl Chicago (17ú heag.)Purcell J. LINUX Complete Command Reference. Sams Publishing, 1997.
Lua MLA (9ú heag.)Purcell J. LINUX Complete Command Reference. Sams Publishing, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.