APA (7th ed.) Citation

Haylock, D., & Cockburn, A. (1989). Understanding early years mathematics. Chapman.

Chicago Style (17th ed.) Citation

Haylock, Derek, and Anne Cockburn. Understanding Early Years Mathematics. London: Chapman, 1989.

MLA (9th ed.) Citation

Haylock, Derek, and Anne Cockburn. Understanding Early Years Mathematics. Chapman, 1989.

Warning: These citations may not always be 100% accurate.