Dyfyniad APA

Ebel, R. L. (1979). Essentials of educational measurement (3rd ed.). Prentice Hall.

Dyfyniad Arddull Chicago

Ebel, Robert L. Essentials of Educational Measurement. 3rd ed. Englewood Cliffs, NJ: Prentice Hall, 1979.

Dyfyniad MLA

Ebel, Robert L. Essentials of Educational Measurement. 3rd ed. Prentice Hall, 1979.

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