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Norwood, NJ: Ablex Publ., 1989
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Elsevier BV, 1985
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American Psychological Association (APA), 1983
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American Psychological Association (APA), 1983
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Elsevier BV, 1983
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Elsevier BV, 1989
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Elsevier BV, 1987
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Informa UK Limited, 1984
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Springer Science and Business Media LLC, 1979
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Wiley, 1974
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JSTOR, 1974
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SAGE Publications, 1992
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American Educational Research Association (AERA), 1991
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American Educational Research Association (AERA), 1991
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American Psychological Association (APA), 1989
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American Psychological Association (APA), 1989
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American Psychological Association (APA), 1985
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American Psychological Association (APA), 1985
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Elsevier BV, 1983
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Elsevier BV, 1999