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Bristol: Policy Press, 2014
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Bristol: Policy Press, 2014
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2018
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Informa UK Limited, 2014
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UNED - Universidad Nacional de Educacion a Distancia, 2011
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SAGE Publications, 2010
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SAGE Publications, 2006
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Wiley, 2004
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SAGE Publications, 1998
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SAGE Publications, 1996
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Wiley, 2020
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Wiley, 2012
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Wiley, 2012
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SAGE Publications, 2010
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Cambridge University Press (CUP), 2010
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SAGE Publications, 2007
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Wiley, 2006
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Wiley, 2005
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Wiley, 2003
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SAGE Publications, 2001