1
4
Published [1982]

Report Number(s): APA 1626

Link to full text
5
6
7
8
10
11
Published [1981]

Report Number(s): APA 402

Link to full text
12
Published [1981]

Report Number(s): APA 401 SUS 54

Link to full text
13
16
17
Published 1980?]

Report Number(s): APA 392

Link to full text
19
20
Published [1981]

Report Number(s): APA 1281

Link to full text