Dyfyniad APA

Sax, G. Principles of educational and psychological measurement and evaluation. Wadsworth.

Dyfyniad Arddull Chicago

Sax, Gilbert. Principles of Educational and Psychological Measurement and Evaluation. Wadsworth.

Dyfyniad MLA

Sax, Gilbert. Principles of Educational and Psychological Measurement and Evaluation. Wadsworth.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.