Reynolds, G. W., & Riecks, D. (1988). Introduction to business telecommunications (2nd ed.). Merrill.
Lua i Stíl Chicago (17ú heag.)Reynolds, George Walter, agus Donald Riecks. Introduction to Business Telecommunications. 2nd ed. Columbus, Ohio: Merrill, 1988.
Lua MLA (9ú heag.)Reynolds, George Walter, agus Donald Riecks. Introduction to Business Telecommunications. 2nd ed. Merrill, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.