APA

Copley J. V. 1., Copley J. V., . (2000). The young child and mathematics. Washington, DC: National Assoc. for the Education of Young Children [u.a.].

Chicago

Copley Juanita V.le1 1951, Copley Juanita V, . 2000. The young child and mathematics. Washington, DC: National Assoc. for the Education of Young Children [u.a.].

Harvard

Copley J. V. 1., Copley J. V., . (2000). The young child and mathematics. Washington, DC: National Assoc. for the Education of Young Children [u.a.].

MLA

Copley Juanita V.le1 1951, Copley Juanita V, . The young child and mathematics. Washington, DC: National Assoc. for the Education of Young Children [u.a.]. 2000.