Published [1982]
Report Number(s): APA 1631
Link to full textPublished c1984.
Report Number(s): APA 3219
Link to full textPublished [1953]
Report Number(s): APA 1039
Link to full textReport Number(s): APA 2599
Link to full textReport Number(s): APA 3446 SUS 239
Link to full textPublished October 1971
Report Number(s): APA 2231
Link to full textLink to full text
Report Number(s): APA 2050 APA 3019
Link to full textReport Number(s): APA 3020
Link to full textPublished 1972.
Report Number(s): APA 2197
Link to full textPublished ©1980.
Report Number(s): APA 1520 SUS 10025
Link to introductory pages (copyrighted item)Link to introductory pages (copyrighted item)
Report Number(s): APA 1837
Link to full textPublished [1972 or 1973]
Report Number(s): APA 1042 (draft)
Link to full textPublished [1974]
Report Number(s): APA 4171
Link to full textReport Number(s): APA 1101 APA 1982
Link to full textReport Number(s): APA 3485
Link to full text