Report Number(s): APA 709
Link to full textReport Number(s): APA 4102
Link to full textReport Number(s): APA 4036
Link to full textPublished [1988]
Report Number(s): APA 4128
Link to full textPublished [1988]
Report Number(s): APA 4129
Link to full textPublished [1988]
Report Number(s): APA 4127
Link to full textPublished [1987]
Report Number(s): APA 3493
Link to full textReport Number(s): APA 408 APA 1331 SUS 112
Link to full textReport Number(s): APA 1199 SUS 283
Link to full textPublished 1978.
Report Number(s): APA 917
Link to full textPublished [1982]
Report Number(s): APA 395 APA 1319 SUS 52
Link to full textReport Number(s): APA 4148
Link to full textReport Number(s): APA 1666
Link to full textReport Number(s): APA 430 APA 693 APA 1608
Link to full textReport Number(s): APA 2374
Link to full textPublished [1984]
Report Number(s): APA 2373
Link to full textPublished [1988]
Report Number(s): APA 4042
Link to full text