41
42
Published [1981]

Report Number(s): APA 229 APA 308

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43
45
Published [1981]

Report Number(s): APA 402

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46
47
Published [1982]

Report Number(s): APA 227 APA 370 APA 1297 SUS 51

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49
54
Published [1982]

Report Number(s): APA 1370

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55
Published [1982]

Report Number(s): APA 1372

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56
Published [1982]

Report Number(s): APA 1371

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57
Published [1982]

Report Number(s): APA 1373

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58
Published [1984]

Report Number(s): APA 1459

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59
Published [1984]

Report Number(s): APA 1921

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60