Lua APA (7ú heag.)
Rai, U., & Rai, S. M. (2008). Business communication. Himalaya Pub. House.
Lua i Stíl Chicago (17ú heag.)
Rai, Urmila, agus S. M. Rai. Business Communication. Mumbai [India]: Himalaya Pub. House, 2008.
Lua MLA (9ú heag.)
Rai, Urmila, agus S. M. Rai. Business Communication. Himalaya Pub. House, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.