APA aipamena

Smith, S. S. (2006). Early childhood mathematics. London / New York: Pearson Education.

Chicago Style aipamena

Smith, Susan Sperry. Early Childhood Mathematics. London / New York: Pearson Education, 2006.

MLA aipamena

Smith, Susan Sperry. Early Childhood Mathematics. London / New York: Pearson Education, 2006.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.