Cita APA

Katz, E., & Lazarsfeld, P. F. (1955). Personal influence: The part played by people in the flow of mass communications. Free Press.

Citación estilo Chicago

Katz, Elihu, and Paul F.. Lazarsfeld. Personal Influence: The Part Played By People in the Flow of Mass Communications. New York: Free Press, 1955.

Cita MLA

Katz, Elihu, and Paul F.. Lazarsfeld. Personal Influence: The Part Played By People in the Flow of Mass Communications. New York: Free Press, 1955.