2
Published [1985]

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

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3
4
9
10
Published [1986]

Report Number(s): APA 3414

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11
Published [1984]

Report Number(s): APA 1189

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15
16
Published [1986]

Report Number(s): APA 3417

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17
18
19
Published [1981]

Report Number(s): APA 402

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20
Published [1981]

Report Number(s): APA 401 SUS 54

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