Katz, E., & Lazarsfeld, P. F. (2006). Personal influence: The part played by people in the flow of mass communications. Transaction Publishers.
Lua i Stíl Chicago (17ú heag.)Katz, Elihu, agus Paul Felix Lazarsfeld. Personal Influence: The Part Played by People in the Flow of Mass Communications. New Brunswick, N.J: Transaction Publishers, 2006.
Lua MLA (9ú heag.)Katz, Elihu, agus Paul Felix Lazarsfeld. Personal Influence: The Part Played by People in the Flow of Mass Communications. Transaction Publishers, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.