DeFleur, M. L., & Ball-Rokeach, S. (1989). Theories of mass communication (5th ed.). Longman.
Chicago Style aipamenaDeFleur, Melvin L., and Sandra Ball-Rokeach. Theories of Mass Communication. 5th ed. New York: Longman, 1989.
MLA aipamenaDeFleur, Melvin L., and Sandra Ball-Rokeach. Theories of Mass Communication. 5th ed. Longman, 1989.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.