Sax, G. (1980). Principles of educational and psychological measurement and evaluation (Second edition.). Wadsworth Pub. Co..
Citação norma ChicagoSax, Gilbert. Principles of Educational and Psychological Measurement and Evaluation. Second edition. Belmont, Calif.: Wadsworth Pub. Co., 1980.
Citação norma MLASax, Gilbert. Principles of Educational and Psychological Measurement and Evaluation. Second edition. Wadsworth Pub. Co., 1980.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.