Report Number(s): SUS 251
Link to full textReport Number(s): SUS 355
Link to full textReport Number(s): APA 682
Link to full textReport Number(s): APA 871
Link to full textReport Number(s): APA 2950d SUS 591
Link to full textReport Number(s): APA 500
Link to full textReport Number(s): APA 1140
Link to full textReport Number(s): SUS 354
Link to full textReport Number(s): APA 1918
Link to full textReport Number(s): APA 441
Link to full textReport Number(s): APA 3240
Link to full textReport Number(s): APA 3275
Link to full textReport Number(s): APA 2426
Link to full textPublished [1984]
Report Number(s): SUS 443
Link to full textPublished [1984]
Report Number(s): APA 2855
Link to full textReport Number(s): APA 2342
Link to full textReport Number(s): APA 1183
Link to full textReport Number(s): SUS 261
Link to full textReport Number(s): APA 4137
Link to full textReport Number(s): APA 709
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