61
63
Published [1984]

Report Number(s): APA 1199 SUS 283

Link to full text
64
65
Published 1983]

Report Number(s): APA 709

Link to full text
66
Published [1983]

Report Number(s): APA 466

Link to full text
68
69
71
72
Published [1981]

Report Number(s): APA 229 APA 308

Link to full text
73
Published [1981]

Report Number(s): APA 402

Link to full text
74
Published [1981]

Report Number(s): APA 401 SUS 54

Link to full text
76
77
Published [1980]

Report Number(s): APA 1301 SUS 330

Link to full text
79