APA (7th ed.) Zitazioa
Schrank, J. (1991). Understanding mass media (4th ed.). National textbook.
Chicago Style (17th ed.) Zitazioa
Schrank, Jeffrey. Understanding Mass Media. 4th ed. Illinois: National textbook, 1991.
MLA (9th ed.) Zitazioa
Schrank, Jeffrey. Understanding Mass Media. 4th ed. National textbook, 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.