984 resultados para educational research
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"June 1991"--T.p. verso.
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Mode of access: Internet.
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Mode of access: Internet.
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"NCES 97-974 ME"--P. [4] of cover.
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"NCES 97-974 MI"--P. [4] of cover.
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"NCES 97-974 KY"--P. [4] of cover.
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"NCES 97-974 IN"--P. [4] of cover.
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"April 1997"--T.p. verso.
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"NCES 97-052."
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Mode of access: Internet.
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"December 1992"--T.p. verso.
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Mode of access: Internet.
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"NCES 97-974 GA"--P. [4] of cover.
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"NCES 97-974 LA"--P. [4] of cover.
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"NCES 97-974 WI"--P. [4] of cover.