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Cambridge, Massachusetts; London: Harvard University Press, 2002
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American Psychological Association (APA), 1994
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American Psychological Association (APA), 1994
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American Psychological Association (APA), 1992
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American Psychological Association (APA), 1992
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American Psychological Association (APA), 1990
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American Psychological Association (APA), 1990
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American Psychological Association (APA), 1991
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American Psychological Association (APA), 1991
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Springer Science and Business Media LLC, 2009