21
24
Published [1982]

Report Number(s): APA 42 APA 451

Link to full text
26
Published 1980?]

Report Number(s): APA 392

Link to full text
27
29
30
31
Published [1984]

Report Number(s): APA 1199 SUS 283

Link to full text
33
34
35
37
by Gipson, Philip S.
Published [1982]

Report Number(s): APA 395 APA 1319 SUS 52

Link to full text
39