Sekar. (2010). Analog Communication. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Sekar. Analog Communication. New Delhi: Oxford University Press, 2010.
Lua MLA (9ú heag.)Sekar. Analog Communication. Oxford University Press, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.