APA (7th ed.) Zitazioa
Aptech limited. Programming essential & logic building. Aptech limited.
Chicago Style (17th ed.) Zitazioa
Aptech limited. Programming Essential & Logic Building. Mumbai: Aptech limited.
MLA (9th ed.) Zitazioa
Aptech limited. Programming Essential & Logic Building. Aptech limited.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.