Schultz, H. (2006). Business scenarios: Business communication.
Lua i Stíl Chicago (17ú heag.)Schultz, Heidi. Business Scenarios: Business Communication. New Delhi, 2006.
Lua MLA (9ú heag.)Schultz, Heidi. Business Scenarios: Business Communication. 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.