एपीए उद्धरण

Oppenheim, A. V., Buck, J. R., & Schafer, R. W. (2009). Discrete-time signal processing (2nd ed.). Pearson.

शिकागो स्टाइल उद्धरण

Oppenheim, Alan V., John R. Buck, और Ronald W. Schafer. Discrete-time Signal Processing. 2nd ed. New Delhi: Pearson, 2009.

एमएलए उद्धरण

Oppenheim, Alan V., et al. Discrete-time Signal Processing. 2nd ed. Pearson, 2009.