21
by Steigers, William D.
Published [1984]
...APA 1698 (draft)...

Report Number(s): APA 1698 (draft)

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22
Published [1965]
...APA 4108...

Report Number(s): APA 4108 SUS 485

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23
Published [1981]
...APA 401...

Report Number(s): APA 401 SUS 54

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