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Dyfyniad Arddull ChicagoKallick, Bena, and Ross Brewer. How to Assess Problem-solving Skills in Math. New York: Scholastic Professional Books, 1997.
Dyfyniad MLAKallick, Bena, and Ross Brewer. How to Assess Problem-solving Skills in Math. Scholastic Professional Books, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.