Oppenheim, A. V. (1998). Signals and systems (2nd ed.). Prentice-Hall of India.
Dyfyniad Arddull ChicagoOppenheim, Alan V. Signals and Systems. 2nd ed. New Delhi: Prentice-Hall of India, 1998.
Dyfyniad MLAOppenheim, Alan V. Signals and Systems. 2nd ed. Prentice-Hall of India, 1998.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.