APA aipamena

Hansen, A., & Drews, D. (2005). Children's errors in mathematics: Understanding common misconceptions in primary schools. Learning Matters.

Chicago Style aipamena

Hansen, Alison, and Doreen Drews. Children's Errors in Mathematics: Understanding Common Misconceptions in Primary Schools. Exeter: Learning Matters, 2005.

MLA aipamena

Hansen, Alison, and Doreen Drews. Children's Errors in Mathematics: Understanding Common Misconceptions in Primary Schools. Learning Matters, 2005.