1
Published [1981?]

Report Number(s): APA 62 APA 1265

Link to full text
Link to full text
3
Published [1986]

Report Number(s): APA 3414

Link to full text
4
Published [1984]

Report Number(s): APA 1189

Link to full text
5
6
Published [1981]

Report Number(s): APA 229 APA 308

Link to full text
8
9
Published [1980]

Report Number(s): APA 1301 SUS 330

Link to full text
10
11
12
13
Published 1980?]

Report Number(s): APA 392

Link to full text
14
Published [1984]

Report Number(s): APA 1190

Link to full text