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Published [1981]

Report Number(s): APA 402

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Published [1981]

Report Number(s): APA 401 SUS 54

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Published 1952-1965.

Report Number(s): APA 4109

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Published [1984]

Report Number(s): APA 2466 SUS 422

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by Gipson, Philip S.
Published [1982]

Report Number(s): APA 395 APA 1319 SUS 52

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Published [1985]

Report Number(s): APA 2922 (draft) SUS 514

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Published [1985]

Report Number(s): APA 2922 SUS 565

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