1
2
3
Published 1980?]

Report Number(s): APA 392

Link to full text
4
5
6
8
by Crumley, S. C.
Published [1985]

Report Number(s): APA 2923 (draft) SUS 515

Link to full text
9
Published [1984]

Report Number(s): APA 2466 SUS 422

Link to full text
13
Published 1952-1965.

Report Number(s): APA 4109

Link to full text
16
17
Published 1985.

Report Number(s): SUS 700

Link to full text
18
Published [1986]

Report Number(s): APA 3417

Link to full text