Dyfyniad APA

(1986). International journal of educational research. Pergamon Press.

Dyfyniad Arddull Chicago

International Journal of Educational Research. Oxford ; New York: Pergamon Press, 1986.

Dyfyniad MLA

International Journal of Educational Research. Pergamon Press, 1986.

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