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1. Samuel B. Green, Robert W. Lissitz, and Stanlen A. Mulaik, "Limitations of Coefficient Alpha as an Index of Test Unidimensionality" Educational and Psychological Measurement 37 (1977): 827-38.
2. Stephen P. Norris and Robert H. Ennis, Evaluating Critical Thinking (Pacific Grove, Calif.: Midwest, 1989), 44. |