Open University. (1975). Operating systems: Prepared by the [Open University] Course Team ; in consultation with I.H. Witten. Computer languages and microprogramming / prepared by the Course Team. Open University Press.
Lua i Stíl Chicago (17ú heag.)Open University. Operating Systems: Prepared by the [Open University] Course Team ; in Consultation with I.H. Witten. Computer Languages and Microprogramming / Prepared by the Course Team. Milton Keynes: Open University Press, 1975.
Lua MLA (8ú heag.)Open University. Operating Systems: Prepared by the [Open University] Course Team ; in Consultation with I.H. Witten. Computer Languages and Microprogramming / Prepared by the Course Team. Open University Press, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.