1
Published [1985]
“...SUS 455 suppl....”Report Number(s): APA 3060 (draft 2 : suppl.) SUS 455 suppl.
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2
Published [1981]
“...SUS 327...”Report Number(s): APA 3506 RTS 11d (draft) SUS 327
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3
Published 1982.
“...SUS 28...”Report Number(s): APA 938 (draft 2) RTS 14 (draft 2) SUS 28
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4