Hovland, C. I., Lumsdaine, A. A., & Sheffield, F. D. (1949). Experiments on mass communication. Princeton University Press.
Cita Chicago (17th ed.)Hovland, Carl I., Arthur A. Lumsdaine, i Fred D. Sheffield. Experiments on Mass Communication. Princeton, New Jersey: Princeton University Press, 1949.
Cita MLA (8th ed.)Hovland, Carl I., et al. Experiments on Mass Communication. Princeton University Press, 1949.
Atenció: Aquestes cites poden no estar 100% correctes.