1
2
3
Published 1980?]

Report Number(s): APA 392

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4
5
6
8
by Crumley, S. C.
Published [1985]

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

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9
Published [1984]

Report Number(s): APA 2466 SUS 422

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17
Published 1952-1965.

Report Number(s): APA 4109

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