Lua APA (7ú heag.)

Singh R. P. Professional communication. Oxford University press.

Lua i Stíl Chicago (17ú heag.)

Singh R. P. Professional Communication. New Delhi New Delhi: Oxford University press.

Lua MLA (9ú heag.)

Singh R. P. Professional Communication. Oxford University press.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.