Report Number(s): APA 233 APA 391 SUS 54
Link to full textReport Number(s): APA 2320
Link to full textReport Number(s): APA 405
Link to full textReport Number(s): APA 412 APA 1333 SUS 114
Link to full textReport Number(s): APA 416 APA 1335 SUS 116 SUS 117
Link to full textReport Number(s): APA 413
Link to full textReport Number(s): APA 2324
Link to full textPublished [1981]
Report Number(s): APA 2691
Link to full textPublished 1979.
Report Number(s): APA 3137
Link to full textPublished [1983]
Report Number(s): APA 417
Link to full textPublished [1984]
Report Number(s): APA 2326
Link to full textPublished [1982]
Report Number(s): APA 2690
Link to full textPublished [1988]
Report Number(s): APA 4128
Link to full textReport Number(s): APA 408 APA 1331 SUS 112
Link to full textReport Number(s): APA 2322
Link to full textReport Number(s): APA 409
Link to full textPublished [1980]
Report Number(s): APA 524 APA 947
Link to full text