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Dyfyniad Arddull ChicagoRoden, Martin S. Analog and Digital Communication Systems. 3rd. New Delhi: Prentice Hall of India, 1994.
Dyfyniad MLARoden, Martin S. Analog and Digital Communication Systems. 3rd. Prentice Hall of India, 1994.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.