Miller, M., & Lee, M. (1994). Estimation investigations: More than 65 activities to build mathematical reasoning and number sense. Scholastic Professional Books.
Dyfyniad Arddull ChicagoMiller, Marcia, and Martin Lee. Estimation Investigations: More than 65 Activities to Build Mathematical Reasoning and Number Sense. New York: Scholastic Professional Books, 1994.
Dyfyniad MLAMiller, Marcia, and Martin Lee. Estimation Investigations: More than 65 Activities to Build Mathematical Reasoning and Number Sense. Scholastic Professional Books, 1994.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.