46
Published [1981]

Report Number(s): APA 346 APA 347 APA 349 APA 350 SUS 104

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47
48
49
50
52
53
54
58
Published [1985]

Report Number(s): APA 3060 SUS 602

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59
Published [1984]

Report Number(s): APA 3060 (draft 1) SUS 437

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