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Washington, DC: American Psychological Association, 1995
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American Psychological Association (APA), 2000
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American Psychological Association (APA), 2000
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American Psychological Association (APA), 2001
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American Psychological Association (APA), 2001
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Elsevier BV, 1966
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Elsevier BV, 1967
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American Psychological Association (APA), 2013
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American Psychological Association (APA), 1999
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American Psychological Association (APA), 1999
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Elsevier BV, 2012
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Elsevier BV, 2012