124 resultados para Research Subject Categories::INTERDISCIPLINARY RESEARCH AREAS::Technology and social change
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Mode of access: Internet.
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Errata slip inserted.
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"SWS contract report 302."
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Cover title.
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Sponsored by the Branch of Range and Wildlife Habitat Ecology and Management Research, U.S. Forest Service.
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Mode of access: Internet.
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Federal Highway Administration, Office of Safety and Traffic Operations, Washington, D.C.
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Federal Highway Administration, Office of Policy Planning, Office of International Program, Washington, D.C.
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"August 1961."
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National Highway Traffic Safety Administration, Washington, D.C.