Thorndike, R. L., & Hagen, E. (1955). Measurement and evaluation in psychology and education. Wiley.
Lua i Stíl Chicago (17ú heag.)Thorndike, Robert L., agus Elizabeth Hagen. Measurement and Evaluation in Psychology and Education. New York: Wiley, 1955.
Lua MLA (8ú heag.)Thorndike, Robert L., agus Elizabeth Hagen. Measurement and Evaluation in Psychology and Education. Wiley, 1955.
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