2
3
Published [1979]

Report Number(s): APA 146 (draft) APA 3205 (draft)

Link to full text
4
6
8
11
12
13
Published [1985]

Report Number(s): APA 2920 SUS 585

Link to full text
14
15
Published [1981]

Report Number(s): APA 533

Link to full text
17
18
by Jacobsen, J. J.
Published [1981]

Report Number(s): APA 568 (draft)

Link to full text
19
by Jacobsen, J. J.
Published [1982]

Report Number(s): APA 568 SUS 94

Link to full text
20