41
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Published [1981]

Report Number(s): APA 247 APA 459 SUS 18

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Published [1982]

Report Number(s): APA 442 APA 1246 SUS 2

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by Ballard, Warren B.
Published [1980]

Report Number(s): APA 524 APA 947

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Published [1984]

Report Number(s): APA 1767 APA 1892

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Published [1982]

Report Number(s): APA 38 APA 438

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Published [1981]

Report Number(s): APA 20 APA 449 APA 1241

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Published [1982]

Report Number(s): APA 39 APA 458 SUS 374

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