APA (7th ed.) Zitazioa
Kumar, A. A. (2017). Control systems (2nd ed.). PHI.
Chicago Style (17th ed.) Zitazioa
Kumar, A. Anand. Control Systems. 2nd ed. Delhi: PHI, 2017.
MLA (9th ed.) Zitazioa
Kumar, A. Anand. Control Systems. 2nd ed. PHI, 2017.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.