APA (7th ed.) Zitazioa
Singh, K. (2011). Automobile engineering. Standard Publishers Distributors.
Chicago Style (17th ed.) Zitazioa
Singh, Kirpal. Automobile Engineering. Delhi: Standard Publishers Distributors, 2011.
MLA (9th ed.) Zitazioa
Singh, Kirpal. Automobile Engineering. Standard Publishers Distributors, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.