Rees, R., & Barr, G. (1984). Diagnosis and prescription in the classroom: Some common maths problems. Harper & Row.
Dyfyniad Arddull ChicagoRees, Ruth, and George Barr. Diagnosis and Prescription in the Classroom: Some Common Maths Problems. London: Harper & Row, 1984.
Dyfyniad MLARees, Ruth, and George Barr. Diagnosis and Prescription in the Classroom: Some Common Maths Problems. Harper & Row, 1984.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.