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Glenview, Ill. [u.a.]: Scott, Foresman and Co., 1978
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Wiley, 1985
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Elsevier BV, 1963
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Elsevier BV, 1978
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American Psychological Association (APA), 1974
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Wiley, 1999
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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), 1984
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American Psychological Association (APA), 1981
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American Psychological Association (APA), 1981
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Elsevier BV, 1976
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American Psychological Association (APA), 1976
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American Psychological Association (APA), 1978
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American Psychological Association (APA), 1978
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Elsevier BV, 1976
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American Psychological Association (APA), 1977
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American Psychological Association (APA), 1971
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American Psychological Association (APA), 1988
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American Psychological Association (APA), 1988