APA (7th ed.) Citation

Oppenheim, A. V., Schafer, R. W., & Buck, J. R. (1999). Discrete-time signal processing (2a. ed.). Prentice Hall.

Chicago Style (17th ed.) Citation

Oppenheim, Alan V., Ronald W. Schafer, and John R. Buck. Discrete-time Signal Processing. 2a. ed. Upper Saddle River: Prentice Hall, 1999.

MLA (9th ed.) Citation

Oppenheim, Alan V., et al. Discrete-time Signal Processing. 2a. ed. Prentice Hall, 1999.