Educational guidance : an experimental study in the analysis and prediction of ability of high school pupils / by Truman Lee Kelley.
- Kelley, Truman Lee, 1884-1961.
- Date:
- 1914
Licence: In copyright
Credit: Educational guidance : an experimental study in the analysis and prediction of ability of high school pupils / by Truman Lee Kelley. Source: Wellcome Collection.
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