Learned, W. S. (1932). Realism in American education. Harvard University Press.
Dyfyniad Arddull ChicagoLearned, William S. Realism in American Education. Cambridge: Harvard University Press, 1932.
Dyfyniad MLALearned, William S. Realism in American Education. Harvard University Press, 1932.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.