Sax, G., & Newton, J. W. (1997). Principles of educational and psychological measurement and evaluation (4th ed.). Belmont, CA: Wadsworth.
Styl ChicagoSax, Gilbert., a James W. Newton. Principles of Educational and Psychological Measurement and Evaluation. 4th ed. Belmont, CA: Wadsworth, 1997.
Citace podle MLASax, Gilbert., a James W. Newton. Principles of Educational and Psychological Measurement and Evaluation. 4th ed. Belmont, CA: Wadsworth, 1997.
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