BLACKBURN LAWRENCE. (1985). INTRODUCING OPERATING SYSTEMS. PITMAN PUBLICATIONS.
Lua i Stíl Chicago (17ú heag.)BLACKBURN LAWRENCE. INTRODUCING OPERATING SYSTEMS. LONDON: PITMAN PUBLICATIONS, 1985.
Lua MLA (9ú heag.)BLACKBURN LAWRENCE. INTRODUCING OPERATING SYSTEMS. PITMAN PUBLICATIONS, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.