Cita APA (7a ed.)

O'Keefe, D. J. (1990). Persuasion: Theory and research. Sage Publications.

Cita Chicago Style (17a ed.)

O'Keefe, Daniel J. Persuasion: Theory and Research. Newbury Park, Calif.: Sage Publications, 1990.

Cita MLA (8a ed.)

O'Keefe, Daniel J. Persuasion: Theory and Research. Sage Publications, 1990.