191 resultados para National Assessment of Educational Progress (Project)
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Mode of access: Internet.
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Mode of access: Internet.
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Mode of access: Internet.
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Issued Feb. 1977.
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Mode of access: Internet.
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Mode of access: Internet.
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Mode of access: Internet.
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"March 2003."
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National Highway Traffic Safety Administration, Washington, D.C.
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National Highway Traffic Safety Administration, Washington, D.C.
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National Highway Traffic Safety Administration, Washington, D.C.
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Mode of access: Internet.
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National Highway Traffic Safety Administration, Washington, D.C.
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National Highway Traffic Safety Administration, Washington, D.C.
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Mode of access: Internet.