2
Published [1985]
...APA 2920...

Report Number(s): APA 2920 SUS 585

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3
Published [1982]
...APA 567...

Report Number(s): APA 567 SUS 93

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4
5
by Jacobsen, J. J.
Published [1982]
...APA 568...

Report Number(s): APA 568 SUS 94

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6