Long, L. E., & Long, N. (1990). Computers (2nd ed.). Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Long, Larry E., agus Nancy Long. Computers. 2nd ed. Englewood Cliffs, N.J: Prentice Hall, 1990.
Lua MLA (9ú heag.)Long, Larry E., agus Nancy Long. Computers. 2nd ed. Prentice Hall, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.