Norton, P. (2001). Introduction to computers (4th.). TMGH.
Lua i Stíl Chicago (17ú heag.)Norton, Peter. Introduction to Computers. 4th. New Delhi: TMGH, 2001.
Lua MLA (9ú heag.)Norton, Peter. Introduction to Computers. 4th. TMGH, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.