APA (7th ed.) Zitazioa
U.S. Department of Labor. (1964). Register of reporting labor organisations. U.S.Dep.of Labor.
Chicago Style (17th ed.) Zitazioa
U.S. Department of Labor. Register of Reporting Labor Organisations. Washington: U.S.Dep.of Labor, 1964.
MLA (9th ed.) Zitazioa
U.S. Department of Labor. Register of Reporting Labor Organisations. U.S.Dep.of Labor, 1964.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.