Cita APA (7th ed.)
Sekar, V. C. (2013). Communication systems. Oxford University Press.
Cita Chicago (17th ed.)
Sekar, V. Chandra. Communication Systems. New Delhi: Oxford University Press, 2013.
Cita MLA (9th ed.)
Sekar, V. Chandra. Communication Systems. Oxford University Press, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.