906 resultados para R15 - Econometric and Input Output Models
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"Prepared with funding from the National Institute of Education, U.S. Department of Education under contract no. NIE 400-83-0023"--T.p. verso.
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"June 1977."
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"June 1977."
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"June 1977."
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"June 1977."
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"August 1978."
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Federal Highway Administration, Office of Implementation, McLean, Va.
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Mode of access: Internet.