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Published [1982]

Report Number(s): APA 341 APA 1355 SUS 59

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Published [1982]

Report Number(s): APA 343 APA 1345 SUS 67

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Published [1982]

Report Number(s): APA 342 APA 1348 SUS 68

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Published 1981]

Report Number(s): APA 111

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