157 resultados para educational research
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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.
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"NCES 97-974 CT"--P. [4] of cover.
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"NCES 97-974 MD"--P. [4] of cover.
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"NCES 97-974 VT"--P. [4] of cover.
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"NCES 97-974 DE"--P. [4] of cover.
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"NCES 97-974 DC"--P. [4] of cover.
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"NCES 97-974 HI"--P. [4] of cover.
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"NCES 97-974 WY"--P. [4] of cover.
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"NCES 97-974 MA"--P. [4] of cover.
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"NCES 97-974 MN"--P. [4] of cover.
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"NCES 97-974 WV"--P. [4] of cover.