Ruth Strang. (1951). Study type of reading exercises: College level. New York: Columbia Univ.
Dyfyniad Arddull ChicagoRuth Strang. Study Type of Reading Exercises: College Level. New York: Columbia Univ, 1951.
Dyfyniad MLARuth Strang. Study Type of Reading Exercises: College Level. New York: Columbia Univ, 1951.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.