APA (7th ed.) Zitazioa
Babu, R. (2007). Digital signal processing (4th ed.). Scitech Pub.
Chicago Style (17th ed.) Zitazioa
Babu, Ramesh. Digital Signal Processing. 4th ed. Chennai: Scitech Pub, 2007.
MLA (9th ed.) Zitazioa
Babu, Ramesh. Digital Signal Processing. 4th ed. Scitech Pub, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.