Gaya APA

Copeland, Richard W.. (1979). How children learn mathematics : teaching implications of Piaget`s research (3rd ed). New York: Macmillan.

Gaya Chicago

Copeland, Richard W.. How children learn mathematics : teaching implications of Piaget`s research. 3rd ed New York: Macmillan, 1979. Text.

Gaya MLA

Copeland, Richard W.. How children learn mathematics : teaching implications of Piaget`s research. 3rd ed New York: Macmillan, 1979. Text.

Gaya Turabian

Copeland, Richard W.. How children learn mathematics : teaching implications of Piaget`s research. 3rd ed New York: Macmillan, 1979. Print.