Martin, J. (1990). Telecommunications and the computer (3rd ed.). Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Martin, James. Telecommunications and the Computer. 3rd ed. Englewood Cliffs, N.J.: Prentice Hall, 1990.
Lua MLA (8ú heag.)Martin, James. Telecommunications and the Computer. 3rd ed. Prentice Hall, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.