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Paris : OECD Publishing, 2021.
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Paris : OECD Publishing, 2020.
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Paris : OECD Publishing, 2009.
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Tallinn : National Examinations and Qualifications Centre, Estonia, 2010.
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Vilnius : Education Supply Center, 2011.
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Paris : OECD Publishing, 2009.
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Paris : OECD Publishing, 2008.
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Paris: OECD Publishing, 2021
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Paris: OECD, 2014 ; Online-Ausg.
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Paris : OECD Publishing, 2014.
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Paris : OECD Publishing, 2016.
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Paris : OECD Publishing, 2016.
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Paris : OECD Publishing, 2015.
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Oslo : Norwegian Directorate for Education and Training, 2013.
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Paris : OECD Publishing, 2012.
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Paris : OECD Publishing, 2011.
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Paris : OECD Publishing, 2011.
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Paris : OECD Publishing, 2010.
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Paris : OECD Publishing, 2010.
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Paris : OECD Publishing, 2009.