7 resultados para national opinion
em University of Michigan
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"First printing...November 1946; second printing...November 1946."
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"A program of research sponsored jointly by National Opinion Research Center and Social Science Division, University of Chicago."
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Mode of access: Internet.
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"Supported through the Cooperative Research Program of the Office of Education, U.S. Department of Health, Education and Welfare."
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Item 856-E
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National Highway Traffic Safety Administration, Office of Driver and Pedestrian Programs, Washington, D.C.
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Mode of access: Internet.