O Leary, T. J. (2002). Computing essentials 2002-2003Timothy J. O Leary. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)O Leary, Timothy J. Computing Essentials 2002-2003Timothy J. O Leary. McGraw-Hill, 2002.
Lua MLA (8ú heag.)O Leary, Timothy J. Computing Essentials 2002-2003Timothy J. O Leary. McGraw-Hill, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.