Ebel, R. L. (1972). Essentials of educational measurement. Prentice Hall.
Chicago Style aipamenaEbel, Robert L. Essentials of Educational Measurement. Englewood Cliffs, NJ: Prentice Hall, 1972.
MLA aipamenaEbel, Robert L. Essentials of Educational Measurement. Prentice Hall, 1972.
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