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by Hansen, Henry A.
Published October 1971
Published October 1971
Report Number(s): APA 2231
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by Miller, Sterling D.
Published 1982
Published 1982
Report Number(s): APA 2250
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by Peek, James M.
Published April 1976
Published April 1976
Report Number(s): APA 2257
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by Schweitzer, Dennis L.
Published 1978
Published 1978
Report Number(s): APA 2267
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by Tankersley, Nancy G.
Published 1983
Published 1983
Report Number(s): APA 2277
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