TY  - BOOK
AU  - Haylock,Derek
AU  - Cockburn,Anne
TI  - Understanding mathematics in the lower primary years: a guide for teachers of children 3-8 
SN  - 0761941037 :
PY  - 2003///
CY  - London
PB  - Paul Chapman
KW  - Mathematics
KW  - Study and teaching (Elementary)
N1  - Previous ed.: 1997; Includes index
ER  -