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22
Published [1986]

Report Number(s): APA 3417

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23
Published [1985]

Report Number(s): APA 3061

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27
Published [1981]

Report Number(s): APA 402

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28
Published [1981]

Report Number(s): APA 401 SUS 54

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33
Published 1952-1965.

Report Number(s): APA 4109

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34
Published [1984]

Report Number(s): APA 2466 SUS 422

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by Ryan, P. M.,
Published 1980.

Report Number(s): SUS 109

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39
by Gipson, Philip S.
Published [1982]

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

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