Theobald, T. (2004). Shut uo and listen: The truth about how to communicate at work. Kogan Page.
Lua i Stíl Chicago (17ú heag.)Theobald, Theo. Shut Uo and Listen: The Truth About How to Communicate at Work. New Delhi: Kogan Page, 2004.
Lua MLA (9ú heag.)Theobald, Theo. Shut Uo and Listen: The Truth About How to Communicate at Work. Kogan Page, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.