APA-viite (7. p.)

Oppenheim, A. V., Willsky, A. S., & Nawab, S. H. (1997). Signals & systems (2nd ed.). Prentice Hall ; PHI Learining.

Chicago-viite (17. p.)

Oppenheim, Alan V., Alan S. Willsky, ja Syed Hamid Nawab. Signals & Systems. 2nd ed. Upper Saddle River, N.J. : New Delhi: Prentice Hall ; PHI Learining, 1997.

MLA-viite (8. p.)

Oppenheim, Alan V., et al. Signals & Systems. 2nd ed. Prentice Hall ; PHI Learining, 1997.