Berger, A. A. (1993). Media research techniques (2nd ed.). Sage Publications.
Chicago Style aipamenaBerger, Arthur Asa. Media Research Techniques. 2nd ed. New Delhi: Sage Publications, 1993.
MLA aipamenaBerger, Arthur Asa. Media Research Techniques. 2nd ed. Sage Publications, 1993.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.