APA (7th ed.) Zitazioa
Ubhi, B. (2007). Theory of machines: For mechanical diploma students (3rd ed.). S.K. Kataria & Sons.
Chicago Style (17th ed.) Zitazioa
Ubhi, B.S. Theory of Machines: For Mechanical Diploma Students. 3rd ed. New Delhi: S.K. Kataria & Sons, 2007.
MLA (9th ed.) Zitazioa
Ubhi, B.S. Theory of Machines: For Mechanical Diploma Students. 3rd ed. S.K. Kataria & Sons, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.