Rutta , S. (1951). Study type of Reading exercices. Bureang.
Dyfyniad Arddull ChicagoRutta , Strang. Study Type of Reading Exercices. New Yark: Bureang, 1951.
Dyfyniad MLARutta , Strang. Study Type of Reading Exercices. Bureang, 1951.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.