APA (7th ed.) Zitazioa
National Assessment of Educational Progress. (1970). 1969-1970: National results report 3 (november 1970).
Chicago Style (17th ed.) Zitazioa
National Assessment of Educational Progress. 1969-1970: National Results Report 3 (november 1970). 1970.
MLA (9th ed.) Zitazioa
National Assessment of Educational Progress. 1969-1970: National Results Report 3 (november 1970). 1970.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.