Katz, E., & Lazarasfeid, P. F. (1955). Personal influence; the part played by people in the flow of mass communications. Free Press.
Citação do estilo Chicago (17ª ed.)Katz, Elihu, e Paul Felix Lazarasfeid. Personal Influence; the Part Played by People in the Flow of Mass Communications. New York: Free Press, 1955.
Citação MLA (9ª ed.)Katz, Elihu, e Paul Felix Lazarasfeid. Personal Influence; the Part Played by People in the Flow of Mass Communications. Free Press, 1955.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.