APA (7th ed.) Zitazioa

(1985). Higher Education General Information Survey (HEGIS), 1981-1982 Degrees Conferred / National Center for Education Statistics. [electronic resource].

Chicago Style (17th ed.) Zitazioa

Higher Education General Information Survey (HEGIS), 1981-1982 Degrees Conferred / National Center for Education Statistics. [electronic Resource]. 1985.

MLA (9th ed.) Zitazioa

Higher Education General Information Survey (HEGIS), 1981-1982 Degrees Conferred / National Center for Education Statistics. [electronic Resource]. 1985.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.