APA
Alan V Oppenheim, Alan S Wilsky & Hamid Nawab S. (2008). Signals and Systems. New Delhi: Pearson.
Chicago
Alan V Oppenheim, Alan S Wilsky and Hamid Nawab S. 2008. Signals and Systems. New Delhi: Pearson.
Harvard
Alan V Oppenheim, Alan S Wilsky and Hamid Nawab S. (2008). Signals and Systems. New Delhi: Pearson.
MLA
Alan V Oppenheim, Alan S Wilsky and Hamid Nawab S. Signals and Systems. New Delhi: Pearson. 2008.