APA-Zitierstil (7. Ausg.)

(2008). Teaching and learning early number (2nd ed.). Open University Press.

Chicago-Zitierstil (17. Ausg.)

Teaching and Learning Early Number. 2nd ed. Maidenhead, England: Open University Press, 2008.

MLA-Zitierstil (9. Ausg.)

Teaching and Learning Early Number. 2nd ed. Open University Press, 2008.