Allen Mike. (2017). Communication Research Methods ( A-E). SAGE.
Chicago Style (17th ed.) ZitazioaAllen Mike. Communication Research Methods ( A-E). London: SAGE, 2017.
MLA (9th ed.) ZitazioaAllen Mike. Communication Research Methods ( A-E). SAGE, 2017.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.