APA (7th ed.) Zitazioa
Engineering graphics / Biswas,Rajib: New Age.
Chicago Style (17th ed.) Zitazioa
Engineering Graphics / Biswas,Rajib: New Age.
MLA (9th ed.) Zitazioa
Engineering Graphics / Biswas,Rajib: New Age.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.