Goel, S. (1999). Communication tomorrow. Commonwealth.
Lua i Stíl Chicago (17ú heag.)Goel, S.K. Communication Tomorrow. New Delhi: Commonwealth, 1999.
Lua MLA (9ú heag.)Goel, S.K. Communication Tomorrow. Commonwealth, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.