Oppenheim, A. V., Willsky, A. S., & Young, I. T. (1983). Signals and systems. Prentice-Hall.
Cita Chicago (17th ed.)Oppenheim, Alan V., Alan S. Willsky, i Ian T. Young. Signals and Systems. Englewood Cliffs, N.J: Prentice-Hall, 1983.
Cita MLA (9th ed.)Oppenheim, Alan V., et al. Signals and Systems. Prentice-Hall, 1983.
Atenció: Aquestes cites poden no estar 100% correctes.