Bates, R. J., & Gregory, D. (1998). Voice and data communications handbook (Signature ed.). Mcgraw-Hill.
Lua i Stíl Chicago (17ú heag.)Bates, Regis J., agus Donald Gregory. Voice and Data Communications Handbook. Signature ed. New York: Mcgraw-Hill, 1998.
Lua MLA (9ú heag.)Bates, Regis J., agus Donald Gregory. Voice and Data Communications Handbook. Signature ed. Mcgraw-Hill, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.