Gaya APA

Haylock, D. et al (2008). Understanding mathematics for young children: a guide for teachers of children 3-8. 4th edition (Ed.ke-4). London: SAGE Publications Ltd..

Gaya MLA

Haylock, Derek. et al. "Understanding mathematics for young children: a guide for teachers of children 3-8. 4th edition". Ed.ke-4 London: SAGE Publications Ltd., 2008. Textbook.