1
Published [1981]
...APA 1 draft...

Report Number(s): APA 1 draft APA 1219 draft

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2
Published [1977]
...APA 3284 (draft)...

Report Number(s): APA 3284 (draft)

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3
Published [1983]
...APA 590 (draft)...

Report Number(s): APA 590 (draft) SUS 132

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4
Published [1985]
...APA 2828 (draft)...

Report Number(s): APA 2828 (draft) SUS 508

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