Gronlund, N. E. (1968). Readings in measurement and evaluation: Education and psychology. Macmillan.
Dyfyniad Arddull ChicagoGronlund, Norman Edward. Readings in Measurement and Evaluation: Education and Psychology. New York: Macmillan, 1968.
Dyfyniad MLAGronlund, Norman Edward. Readings in Measurement and Evaluation: Education and Psychology. Macmillan, 1968.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.