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Lazarsfeld, Paul - Radio and the Printed Page; An Introduction to the Study of Radio and Its Role in the Communication of IdeasProject reference.
Lazarsfeld, Paul - The Art of Asking WHY in Marketing Research: Three principles Underlying the Formulation of QuestionnairesProject reference.
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Letter Sibyl Moholy-Nagy to Herbert Bayer, 1945Sibyl Moholy-Nagy on the uncertain future of the Institute of Design/New Bauhaus