APA ציטוט

Haylock, D., & Cockburn. (2013). Understanding mathematics for young children (4.). Sage.

Chicago Edition Citation

Haylock, Derek, and Cockburn. Understanding Mathematics for Young Children. 4. Los Angeles: Sage, 2013.

ציטוט MLA

Haylock, Derek, and Cockburn. Understanding Mathematics for Young Children. 4. Sage, 2013.