Dyfyniad APA

(2002). Secondary Analysis of The TIMSS DataEd.David F Robbitaile. Kluwer Academic Publishers.

Dyfyniad Arddull Chicago

Secondary Analysis of The TIMSS DataEd.David F Robbitaile. Kluwer Academic Publishers, 2002.

Dyfyniad MLA

Secondary Analysis of The TIMSS DataEd.David F Robbitaile. Kluwer Academic Publishers, 2002.

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