Kaur, C. (2002). Business communication (3rd.). Vipul.
Lua i Stíl Chicago (17ú heag.)Kaur, Charanjit. Business Communication. 3rd. Mumbai: Vipul, 2002.
Lua MLA (9ú heag.)Kaur, Charanjit. Business Communication. 3rd. Vipul, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.