Lazarsfeld, P. F. (1940). Radio and the printed page: An introduction to the study of radio and its role in the communication od ideas (2. Aufl.). Duell, Sloan and Pearce.
Cita Chicago (17th ed.)Lazarsfeld, Paul F. Radio and the Printed Page: An Introduction to the Study of Radio and Its Role in the Communication Od Ideas. 2. Aufl. New York: Duell, Sloan and Pearce, 1940.
Cita MLA (8th ed.)Lazarsfeld, Paul F. Radio and the Printed Page: An Introduction to the Study of Radio and Its Role in the Communication Od Ideas. 2. Aufl. Duell, Sloan and Pearce, 1940.
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