Windahl, S., Signitzer, . B., & Olson, J. T. (1992). Using communication theory: An introduction to planned communication. Sage.
Cita Chicago (17th ed.)Windahl, Swen, Benno Signitzer, i Jean T. Olson. Using Communication Theory: An Introduction to Planned Communication. London: Sage, 1992.
Cita MLA (9th ed.)Windahl, Swen, et al. Using Communication Theory: An Introduction to Planned Communication. Sage, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.