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Published 1984.

Report Number(s): APA 2561 SUS 370

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Published 1952-1965.

Report Number(s): APA 4109

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Published 1980?]

Report Number(s): APA 392

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by Beyer, Donald Lee.
Published [1984]

Report Number(s): APA 1699

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Published 1990]

Report Number(s): APA 4166

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