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1Publicat 1988“...Chapman in association with the Open University,...”
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2Publicat 1985“...Erlbaum in association with the Open University,...”
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3Publicat 1987“...Sage in association with the Open University,...”
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4Publicat 1990“...Routledge in association with the Open University,...”
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5
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6Publicat 1989“...Sage in association with Open University,...”
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7Publicat 1996“...Routledge in association with the Open University,...”
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8
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9Publicat 2001“...SAGE in association with the Open University,...”
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10Publicat 2004“...Sage in Association with the Open University,...”
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11Publicat 2002“...SAGE in association with the Open University,...”
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12Publicat 2001“...Ashgate in association with The Open University,...”
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13
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14Publicat 2003“...Wiley in association with the Open University,...”
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15
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16Publicat 1999“...Routledge in association with The Open University,...”
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17Publicat 1996“...Routledge in association with The Open University,...”
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18Publicat 1996“...Routledge in association with the Open University,...”
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19Publicat 1997“...Sage in association with the Open University,...”
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20Publicat 1997“...Sage in association with the Open University,...”
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