Rietmann, K. (1985). Language from nine to five: Developing business communication skills. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Rietmann, Kearney. Language from Nine to Five: Developing Business Communication Skills. Englewood Cliffs, N. J: Prentice-Hall, 1985.
Lua MLA (9ú heag.)Rietmann, Kearney. Language from Nine to Five: Developing Business Communication Skills. Prentice-Hall, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.