42
44
47
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49
Published [1983]

Report Number(s): APA 136 APA 1021

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Published 1982]

Report Number(s): APA 263

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53
Published [1982]

Report Number(s): APA 336 SUS 130

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Published 1983]

Report Number(s): APA 51

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Published [1981]

Report Number(s): APA 82

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Published [1985]

Report Number(s): APA 2920 SUS 585

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60