2
Published [1985]

Report Number(s): APA 2921 (draft) SUS 513

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3
4
9
Published [1986]

Report Number(s): APA 3414

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10
Published [1984]

Report Number(s): APA 1189

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13
14
Published [1986]

Report Number(s): APA 3417

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15
16
17
Published [1981]

Report Number(s): APA 402

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18
Published [1981]

Report Number(s): APA 401 SUS 54

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19
20
Published 1952-1965.

Report Number(s): APA 4109

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