Dyfyniad APA

Educational Evaluation and Policy Analysis. American Educational Research Association.

Dyfyniad Arddull Chicago

Educational Evaluation and Policy Analysis. American Educational Research Association.

Dyfyniad MLA

Educational Evaluation and Policy Analysis. American Educational Research Association.

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