APA (7th ed.) Zitazioa
THE ORIGINAL ART OF MENTALLY HANDICAPPED PEOPLE.
Chicago Style (17th ed.) Zitazioa
THE ORIGINAL ART OF MENTALLY HANDICAPPED PEOPLE.
MLA (9th ed.) Zitazioa
THE ORIGINAL ART OF MENTALLY HANDICAPPED PEOPLE.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.