(1981). Evaluating student progress: Principles of tests and measurements / J. Stanley Ahmann, Marvin D. Glock.
Chicago-čujuhus (17. p.)Evaluating Student Progress: Principles of Tests and Measurements / J. Stanley Ahmann, Marvin D. Glock. 1981.
MLA-čujuhus (9. p.)Evaluating Student Progress: Principles of Tests and Measurements / J. Stanley Ahmann, Marvin D. Glock. 1981.
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