Stallings, W. (1994). Data and computer communications (4th ed.). Macmillan Pub. Co. ; Collier Macmillan Canada ; Maxwell Macmillan International.
Lua i Stíl Chicago (17ú heag.)Stallings, William. Data and Computer Communications. 4th ed. New York : Toronto : New York: Macmillan Pub. Co. ; Collier Macmillan Canada ; Maxwell Macmillan International, 1994.
Lua MLA (9ú heag.)Stallings, William. Data and Computer Communications. 4th ed. Macmillan Pub. Co. ; Collier Macmillan Canada ; Maxwell Macmillan International, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.