Sax, G., & Newton, J. W. (1997). Principles of educational and psychological measurement and evaluation (4th ed.). Belmont, CA: Wadsworth.
Chicago-стиль цитированияSax, Gilbert., và James W. Newton. Principles of Educational and Psychological Measurement and Evaluation. 4th ed. Belmont, CA: Wadsworth, 1997.
MLA-цитированиеSax, Gilbert., và James W. Newton. Principles of Educational and Psychological Measurement and Evaluation. 4th ed. Belmont, CA: Wadsworth, 1997.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.